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Finding the Fourth Proportional to 232,545.58, 320,916.26 and 130,593.11

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Solution

The fourth proportional to 232,545.58, 320,916.26 and 130,593.11 is: 180,220.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,545.58 : 320,916.26 = 130,593.11 : x
  2. Step 2: Convert to fraction form
    232,545.58/320,916.26 = 130,593.11/x
  3. Step 3: Cross multiply
    232,545.58x = 320,916.26 × 130,593.11
  4. Step 4: Simplify right side
    232,545.58x = 41,909,451,164.87
  5. Step 5: Solve for x
    x = 41,909,451,164.87/232,545.58
  6. Step 6: Final answer
    x = 180,220.37

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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.