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Finding the Fourth Proportional to 233,244.20, 349,780.44 and 83,443.88

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Solution

The fourth proportional to 233,244.20, 349,780.44 and 83,443.88 is: 125,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,244.20 : 349,780.44 = 83,443.88 : x
  2. Step 2: Convert to fraction form
    233,244.20/349,780.44 = 83,443.88/x
  3. Step 3: Cross multiply
    233,244.20x = 349,780.44 × 83,443.88
  4. Step 4: Simplify right side
    233,244.20x = 29,187,037,061.71
  5. Step 5: Solve for x
    x = 29,187,037,061.71/233,244.20
  6. Step 6: Final answer
    x = 125,135.10

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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.