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Finding the Fourth Proportional to 706,753.50, 1,060,470.45 and 351,798.54

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Solution

The fourth proportional to 706,753.50, 1,060,470.45 and 351,798.54 is: 527,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,753.50 : 1,060,470.45 = 351,798.54 : x
  2. Step 2: Convert to fraction form
    706,753.50/1,060,470.45 = 351,798.54/x
  3. Step 3: Cross multiply
    706,753.50x = 1,060,470.45 × 351,798.54
  4. Step 4: Simplify right side
    706,753.50x = 373,071,956,023.14
  5. Step 5: Solve for x
    x = 373,071,956,023.14/706,753.50
  6. Step 6: Final answer
    x = 527,867.15

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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.