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Finding the Fourth Proportional to 272,073.96, 375,433.50 and 151,195.71

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Solution

The fourth proportional to 272,073.96, 375,433.50 and 151,195.71 is: 208,634.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,073.96 : 375,433.50 = 151,195.71 : x
  2. Step 2: Convert to fraction form
    272,073.96/375,433.50 = 151,195.71/x
  3. Step 3: Cross multiply
    272,073.96x = 375,433.50 × 151,195.71
  4. Step 4: Simplify right side
    272,073.96x = 56,763,934,590.29
  5. Step 5: Solve for x
    x = 56,763,934,590.29/272,073.96
  6. Step 6: Final answer
    x = 208,634.21

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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.