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Finding the Fourth Proportional to 532,898.20, 798,666.90 and 216,998.20

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Solution

The fourth proportional to 532,898.20, 798,666.90 and 216,998.20 is: 325,220.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,898.20 : 798,666.90 = 216,998.20 : x
  2. Step 2: Convert to fraction form
    532,898.20/798,666.90 = 216,998.20/x
  3. Step 3: Cross multiply
    532,898.20x = 798,666.90 × 216,998.20
  4. Step 4: Simplify right side
    532,898.20x = 173,309,279,699.58
  5. Step 5: Solve for x
    x = 173,309,279,699.58/532,898.20
  6. Step 6: Final answer
    x = 325,220.24

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Similar ratio
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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.