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Finding the Fourth Proportional to 259,553.58, 358,159.05 and 157,634.82

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Solution

The fourth proportional to 259,553.58, 358,159.05 and 157,634.82 is: 217,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,553.58 : 358,159.05 = 157,634.82 : x
  2. Step 2: Convert to fraction form
    259,553.58/358,159.05 = 157,634.82/x
  3. Step 3: Cross multiply
    259,553.58x = 358,159.05 × 157,634.82
  4. Step 4: Simplify right side
    259,553.58x = 56,458,337,378.12
  5. Step 5: Solve for x
    x = 56,458,337,378.12/259,553.58
  6. Step 6: Final answer
    x = 217,520.93

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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.