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Finding the Fourth Proportional to 360,812.58, 497,909.11 and 199,674.42

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Solution

The fourth proportional to 360,812.58, 497,909.11 and 199,674.42 is: 275,543.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,812.58 : 497,909.11 = 199,674.42 : x
  2. Step 2: Convert to fraction form
    360,812.58/497,909.11 = 199,674.42/x
  3. Step 3: Cross multiply
    360,812.58x = 497,909.11 × 199,674.42
  4. Step 4: Simplify right side
    360,812.58x = 99,419,712,751.97
  5. Step 5: Solve for x
    x = 99,419,712,751.97/360,812.58
  6. Step 6: Final answer
    x = 275,543.92

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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.