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Finding the Fourth Proportional to 259,607.57, 358,227.88 and 150,686.78

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Solution

The fourth proportional to 259,607.57, 358,227.88 and 150,686.78 is: 207,930.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,607.57 : 358,227.88 = 150,686.78 : x
  2. Step 2: Convert to fraction form
    259,607.57/358,227.88 = 150,686.78/x
  3. Step 3: Cross multiply
    259,607.57x = 358,227.88 × 150,686.78
  4. Step 4: Simplify right side
    259,607.57x = 53,980,203,575.57
  5. Step 5: Solve for x
    x = 53,980,203,575.57/259,607.57
  6. Step 6: Final answer
    x = 207,930.01

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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.