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Finding the Fourth Proportional to 292,424.96, 403,542.96 and 165,105.92

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Solution

The fourth proportional to 292,424.96, 403,542.96 and 165,105.92 is: 227,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,424.96 : 403,542.96 = 165,105.92 : x
  2. Step 2: Convert to fraction form
    292,424.96/403,542.96 = 165,105.92/x
  3. Step 3: Cross multiply
    292,424.96x = 403,542.96 × 165,105.92
  4. Step 4: Simplify right side
    292,424.96x = 66,627,331,670.32
  5. Step 5: Solve for x
    x = 66,627,331,670.32/292,424.96
  6. Step 6: Final answer
    x = 227,844.20

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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.