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Finding the Fourth Proportional to 566,640.40, 851,227.80 and 473,328.40

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Solution

The fourth proportional to 566,640.40, 851,227.80 and 473,328.40 is: 711,051.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,640.40 : 851,227.80 = 473,328.40 : x
  2. Step 2: Convert to fraction form
    566,640.40/851,227.80 = 473,328.40/x
  3. Step 3: Cross multiply
    566,640.40x = 851,227.80 × 473,328.40
  4. Step 4: Simplify right side
    566,640.40x = 402,910,292,609.52
  5. Step 5: Solve for x
    x = 402,910,292,609.52/566,640.40
  6. Step 6: Final answer
    x = 711,051.12

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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.