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Finding the Fourth Proportional to 235,624.80, 353,320.41 and 83,799.12

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Solution

The fourth proportional to 235,624.80, 353,320.41 and 83,799.12 is: 125,657.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,624.80 : 353,320.41 = 83,799.12 : x
  2. Step 2: Convert to fraction form
    235,624.80/353,320.41 = 83,799.12/x
  3. Step 3: Cross multiply
    235,624.80x = 353,320.41 × 83,799.12
  4. Step 4: Simplify right side
    235,624.80x = 29,607,939,436.04
  5. Step 5: Solve for x
    x = 29,607,939,436.04/235,624.80
  6. Step 6: Final answer
    x = 125,657.14

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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.