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Finding the Fourth Proportional to 235,250.22, 352,875.33 and 85,462.59

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Solution

The fourth proportional to 235,250.22, 352,875.33 and 85,462.59 is: 128,193.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,250.22 : 352,875.33 = 85,462.59 : x
  2. Step 2: Convert to fraction form
    235,250.22/352,875.33 = 85,462.59/x
  3. Step 3: Cross multiply
    235,250.22x = 352,875.33 × 85,462.59
  4. Step 4: Simplify right side
    235,250.22x = 30,157,639,648.90
  5. Step 5: Solve for x
    x = 30,157,639,648.90/235,250.22
  6. Step 6: Final answer
    x = 128,193.89

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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.