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Finding the Fourth Proportional to 583,253.72, 804,890.17 and 314,981.72

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Solution

The fourth proportional to 583,253.72, 804,890.17 and 314,981.72 is: 434,674.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,253.72 : 804,890.17 = 314,981.72 : x
  2. Step 2: Convert to fraction form
    583,253.72/804,890.17 = 314,981.72/x
  3. Step 3: Cross multiply
    583,253.72x = 804,890.17 × 314,981.72
  4. Step 4: Simplify right side
    583,253.72x = 253,525,687,773.54
  5. Step 5: Solve for x
    x = 253,525,687,773.54/583,253.72
  6. Step 6: Final answer
    x = 434,674.79

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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.