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Finding the Fourth Proportional to 346,717.92, 520,050.96 and 125,101.92

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Solution

The fourth proportional to 346,717.92, 520,050.96 and 125,101.92 is: 187,643.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,717.92 : 520,050.96 = 125,101.92 : x
  2. Step 2: Convert to fraction form
    346,717.92/520,050.96 = 125,101.92/x
  3. Step 3: Cross multiply
    346,717.92x = 520,050.96 × 125,101.92
  4. Step 4: Simplify right side
    346,717.92x = 65,059,373,593.84
  5. Step 5: Solve for x
    x = 65,059,373,593.84/346,717.92
  6. Step 6: Final answer
    x = 187,643.53

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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.