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Finding the Fourth Proportional to 236,502.60, 354,644.55 and 103,314.30

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Solution

The fourth proportional to 236,502.60, 354,644.55 and 103,314.30 is: 154,923.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,502.60 : 354,644.55 = 103,314.30 : x
  2. Step 2: Convert to fraction form
    236,502.60/354,644.55 = 103,314.30/x
  3. Step 3: Cross multiply
    236,502.60x = 354,644.55 × 103,314.30
  4. Step 4: Simplify right side
    236,502.60x = 36,639,853,432.07
  5. Step 5: Solve for x
    x = 36,639,853,432.07/236,502.60
  6. Step 6: Final answer
    x = 154,923.68

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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.