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Finding the Fourth Proportional to 584,132.40, 876,198.60 and 304,196.40

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Solution

The fourth proportional to 584,132.40, 876,198.60 and 304,196.40 is: 456,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,132.40 : 876,198.60 = 304,196.40 : x
  2. Step 2: Convert to fraction form
    584,132.40/876,198.60 = 304,196.40/x
  3. Step 3: Cross multiply
    584,132.40x = 876,198.60 × 304,196.40
  4. Step 4: Simplify right side
    584,132.40x = 266,536,459,805.04
  5. Step 5: Solve for x
    x = 266,536,459,805.04/584,132.40
  6. Step 6: Final answer
    x = 456,294.60

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Half scale
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Double scale
Find fourth proportional to 584,133.40, 876,200.10 and 304,197.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.