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Finding the Fourth Proportional to 585,038.10, 877,557.15 and 332,220.90

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Solution

The fourth proportional to 585,038.10, 877,557.15 and 332,220.90 is: 498,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,038.10 : 877,557.15 = 332,220.90 : x
  2. Step 2: Convert to fraction form
    585,038.10/877,557.15 = 332,220.90/x
  3. Step 3: Cross multiply
    585,038.10x = 877,557.15 × 332,220.90
  4. Step 4: Simplify right side
    585,038.10x = 291,542,826,174.44
  5. Step 5: Solve for x
    x = 291,542,826,174.44/585,038.10
  6. Step 6: Final answer
    x = 498,331.35

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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.