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Finding the Fourth Proportional to 567,570.95, 782,766.03 and 479,597.15

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Solution

The fourth proportional to 567,570.95, 782,766.03 and 479,597.15 is: 661,436.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,570.95 : 782,766.03 = 479,597.15 : x
  2. Step 2: Convert to fraction form
    567,570.95/782,766.03 = 479,597.15/x
  3. Step 3: Cross multiply
    567,570.95x = 782,766.03 × 479,597.15
  4. Step 4: Simplify right side
    567,570.95x = 375,412,359,061.73
  5. Step 5: Solve for x
    x = 375,412,359,061.73/567,570.95
  6. Step 6: Final answer
    x = 661,436.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.