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Finding the Fourth Proportional to 359,675.57, 496,352.32 and 198,530.66

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Solution

The fourth proportional to 359,675.57, 496,352.32 and 198,530.66 is: 273,972.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,675.57 : 496,352.32 = 198,530.66 : x
  2. Step 2: Convert to fraction form
    359,675.57/496,352.32 = 198,530.66/x
  3. Step 3: Cross multiply
    359,675.57x = 496,352.32 × 198,530.66
  4. Step 4: Simplify right side
    359,675.57x = 98,541,154,426.69
  5. Step 5: Solve for x
    x = 98,541,154,426.69/359,675.57
  6. Step 6: Final answer
    x = 273,972.33

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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.