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Finding the Fourth Proportional to 341,888.20, 512,832.30 and 92,569.80

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Solution

The fourth proportional to 341,888.20, 512,832.30 and 92,569.80 is: 138,854.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,888.20 : 512,832.30 = 92,569.80 : x
  2. Step 2: Convert to fraction form
    341,888.20/512,832.30 = 92,569.80/x
  3. Step 3: Cross multiply
    341,888.20x = 512,832.30 × 92,569.80
  4. Step 4: Simplify right side
    341,888.20x = 47,472,783,444.54
  5. Step 5: Solve for x
    x = 47,472,783,444.54/341,888.20
  6. Step 6: Final answer
    x = 138,854.70

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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.