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Finding the Fourth Proportional to 541,792.59, 812,742.35 and 186,759.87

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Solution

The fourth proportional to 541,792.59, 812,742.35 and 186,759.87 is: 280,158.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,792.59 : 812,742.35 = 186,759.87 : x
  2. Step 2: Convert to fraction form
    541,792.59/812,742.35 = 186,759.87/x
  3. Step 3: Cross multiply
    541,792.59x = 812,742.35 × 186,759.87
  4. Step 4: Simplify right side
    541,792.59x = 151,787,654,695.70
  5. Step 5: Solve for x
    x = 151,787,654,695.70/541,792.59
  6. Step 6: Final answer
    x = 280,158.23

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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.