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Finding the Fourth Proportional to 216,360.10, 298,593.10 and 124,507.54

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Solution

The fourth proportional to 216,360.10, 298,593.10 and 124,507.54 is: 171,829.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,360.10 : 298,593.10 = 124,507.54 : x
  2. Step 2: Convert to fraction form
    216,360.10/298,593.10 = 124,507.54/x
  3. Step 3: Cross multiply
    216,360.10x = 298,593.10 × 124,507.54
  4. Step 4: Simplify right side
    216,360.10x = 37,177,092,341.97
  5. Step 5: Solve for x
    x = 37,177,092,341.97/216,360.10
  6. Step 6: Final answer
    x = 171,829.71

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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.