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Finding the Fourth Proportional to 186,600.65, 279,892.46 and 60,246.72

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Solution

The fourth proportional to 186,600.65, 279,892.46 and 60,246.72 is: 90,367.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,600.65 : 279,892.46 = 60,246.72 : x
  2. Step 2: Convert to fraction form
    186,600.65/279,892.46 = 60,246.72/x
  3. Step 3: Cross multiply
    186,600.65x = 279,892.46 × 60,246.72
  4. Step 4: Simplify right side
    186,600.65x = 16,862,602,818.35
  5. Step 5: Solve for x
    x = 16,862,602,818.35/186,600.65
  6. Step 6: Final answer
    x = 90,367.33

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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.