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Finding the Fourth Proportional to 567,032.40, 851,815.80 and 473,720.40

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Solution

The fourth proportional to 567,032.40, 851,815.80 and 473,720.40 is: 711,639.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,032.40 : 851,815.80 = 473,720.40 : x
  2. Step 2: Convert to fraction form
    567,032.40/851,815.80 = 473,720.40/x
  3. Step 3: Cross multiply
    567,032.40x = 851,815.80 × 473,720.40
  4. Step 4: Simplify right side
    567,032.40x = 403,522,521,502.32
  5. Step 5: Solve for x
    x = 403,522,521,502.32/567,032.40
  6. Step 6: Final answer
    x = 711,639.27

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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.