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Finding the Fourth Proportional to 252,685.98, 348,549.48 and 150,640.56

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Solution

The fourth proportional to 252,685.98, 348,549.48 and 150,640.56 is: 207,790.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,685.98 : 348,549.48 = 150,640.56 : x
  2. Step 2: Convert to fraction form
    252,685.98/348,549.48 = 150,640.56/x
  3. Step 3: Cross multiply
    252,685.98x = 348,549.48 × 150,640.56
  4. Step 4: Simplify right side
    252,685.98x = 52,505,688,854.91
  5. Step 5: Solve for x
    x = 52,505,688,854.91/252,685.98
  6. Step 6: Final answer
    x = 207,790.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.