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Finding the Fourth Proportional to 360,814.08, 497,911.17 and 199,675.92

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Solution

The fourth proportional to 360,814.08, 497,911.17 and 199,675.92 is: 275,545.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,814.08 : 497,911.17 = 199,675.92 : x
  2. Step 2: Convert to fraction form
    360,814.08/497,911.17 = 199,675.92/x
  3. Step 3: Cross multiply
    360,814.08x = 497,911.17 × 199,675.92
  4. Step 4: Simplify right side
    360,814.08x = 99,420,870,948.03
  5. Step 5: Solve for x
    x = 99,420,870,948.03/360,814.08
  6. Step 6: Final answer
    x = 275,545.98

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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.