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Finding the Fourth Proportional to 462,402.80, 693,604.20 and 296,514.80

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Solution

The fourth proportional to 462,402.80, 693,604.20 and 296,514.80 is: 444,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,402.80 : 693,604.20 = 296,514.80 : x
  2. Step 2: Convert to fraction form
    462,402.80/693,604.20 = 296,514.80/x
  3. Step 3: Cross multiply
    462,402.80x = 693,604.20 × 296,514.80
  4. Step 4: Simplify right side
    462,402.80x = 205,663,910,642.16
  5. Step 5: Solve for x
    x = 205,663,910,642.16/462,402.80
  6. Step 6: Final answer
    x = 444,772.20

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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.