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Finding the Fourth Proportional to 584,465.40, 876,698.10 and 301,030.20

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Solution

The fourth proportional to 584,465.40, 876,698.10 and 301,030.20 is: 451,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,465.40 : 876,698.10 = 301,030.20 : x
  2. Step 2: Convert to fraction form
    584,465.40/876,698.10 = 301,030.20/x
  3. Step 3: Cross multiply
    584,465.40x = 876,698.10 × 301,030.20
  4. Step 4: Simplify right side
    584,465.40x = 263,912,604,382.62
  5. Step 5: Solve for x
    x = 263,912,604,382.62/584,465.40
  6. Step 6: Final answer
    x = 451,545.30

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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.