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Finding the Fourth Proportional to 567,118.40, 851,944.80 and 473,806.40

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Solution

The fourth proportional to 567,118.40, 851,944.80 and 473,806.40 is: 711,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,118.40 : 851,944.80 = 473,806.40 : x
  2. Step 2: Convert to fraction form
    567,118.40/851,944.80 = 473,806.40/x
  3. Step 3: Cross multiply
    567,118.40x = 851,944.80 × 473,806.40
  4. Step 4: Simplify right side
    567,118.40x = 403,656,898,686.72
  5. Step 5: Solve for x
    x = 403,656,898,686.72/567,118.40
  6. Step 6: Final answer
    x = 711,768.30

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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.