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Finding the Fourth Proportional to 249,568.59, 374,177.57 and 87,422.97

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Solution

The fourth proportional to 249,568.59, 374,177.57 and 87,422.97 is: 131,073.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,568.59 : 374,177.57 = 87,422.97 : x
  2. Step 2: Convert to fraction form
    249,568.59/374,177.57 = 87,422.97/x
  3. Step 3: Cross multiply
    249,568.59x = 374,177.57 × 87,422.97
  4. Step 4: Simplify right side
    249,568.59x = 32,711,714,039.67
  5. Step 5: Solve for x
    x = 32,711,714,039.67/249,568.59
  6. Step 6: Final answer
    x = 131,073.04

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1.5x scale

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.