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Finding the Fourth Proportional to 575,125.92, 862,792.80 and 196,025.76

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Solution

The fourth proportional to 575,125.92, 862,792.80 and 196,025.76 is: 294,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,125.92 : 862,792.80 = 196,025.76 : x
  2. Step 2: Convert to fraction form
    575,125.92/862,792.80 = 196,025.76/x
  3. Step 3: Cross multiply
    575,125.92x = 862,792.80 × 196,025.76
  4. Step 4: Simplify right side
    575,125.92x = 169,129,614,342.53
  5. Step 5: Solve for x
    x = 169,129,614,342.53/575,125.92
  6. Step 6: Final answer
    x = 294,074.06

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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.