Home / 584,423.10-876,663.45-304,487.10

Finding the Fourth Proportional to 584,423.10, 876,663.45 and 304,487.10

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Solution

The fourth proportional to 584,423.10, 876,663.45 and 304,487.10 is: 456,745.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,423.10 : 876,663.45 = 304,487.10 : x
  2. Step 2: Convert to fraction form
    584,423.10/876,663.45 = 304,487.10/x
  3. Step 3: Cross multiply
    584,423.10x = 876,663.45 × 304,487.10
  4. Step 4: Simplify right side
    584,423.10x = 266,932,711,566.50
  5. Step 5: Solve for x
    x = 266,932,711,566.50/584,423.10
  6. Step 6: Final answer
    x = 456,745.65

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Half scale
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Double scale
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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.