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Finding the Fourth Proportional to 192,472.97, 288,690.88 and 59,317.48

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Solution

The fourth proportional to 192,472.97, 288,690.88 and 59,317.48 is: 88,970.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,472.97 : 288,690.88 = 59,317.48 : x
  2. Step 2: Convert to fraction form
    192,472.97/288,690.88 = 59,317.48/x
  3. Step 3: Cross multiply
    192,472.97x = 288,690.88 × 59,317.48
  4. Step 4: Simplify right side
    192,472.97x = 17,124,415,500.58
  5. Step 5: Solve for x
    x = 17,124,415,500.58/192,472.97
  6. Step 6: Final answer
    x = 88,970.50

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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.