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Finding the Fourth Proportional to 259,320.48, 357,890.88 and 150,448.80

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Solution

The fourth proportional to 259,320.48, 357,890.88 and 150,448.80 is: 207,635.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,320.48 : 357,890.88 = 150,448.80 : x
  2. Step 2: Convert to fraction form
    259,320.48/357,890.88 = 150,448.80/x
  3. Step 3: Cross multiply
    259,320.48x = 357,890.88 × 150,448.80
  4. Step 4: Simplify right side
    259,320.48x = 53,844,253,426.94
  5. Step 5: Solve for x
    x = 53,844,253,426.94/259,320.48
  6. Step 6: Final answer
    x = 207,635.95

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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.