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Finding the Fourth Proportional to 288,167.38, 432,250.62 and 160,165.06

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Solution

The fourth proportional to 288,167.38, 432,250.62 and 160,165.06 is: 240,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,167.38 : 432,250.62 = 160,165.06 : x
  2. Step 2: Convert to fraction form
    288,167.38/432,250.62 = 160,165.06/x
  3. Step 3: Cross multiply
    288,167.38x = 432,250.62 × 160,165.06
  4. Step 4: Simplify right side
    288,167.38x = 69,231,446,487.34
  5. Step 5: Solve for x
    x = 69,231,446,487.34/288,167.38
  6. Step 6: Final answer
    x = 240,247.34

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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.