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Finding the Fourth Proportional to 341,454.88, 512,175.60 and 154,335.52

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Solution

The fourth proportional to 341,454.88, 512,175.60 and 154,335.52 is: 231,500.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,454.88 : 512,175.60 = 154,335.52 : x
  2. Step 2: Convert to fraction form
    341,454.88/512,175.60 = 154,335.52/x
  3. Step 3: Cross multiply
    341,454.88x = 512,175.60 × 154,335.52
  4. Step 4: Simplify right side
    341,454.88x = 79,046,887,557.31
  5. Step 5: Solve for x
    x = 79,046,887,557.31/341,454.88
  6. Step 6: Final answer
    x = 231,500.24

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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.