Home / 814,204.20-1,221,306.30-604,252.20

Finding the Fourth Proportional to 814,204.20, 1,221,306.30 and 604,252.20

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Solution

The fourth proportional to 814,204.20, 1,221,306.30 and 604,252.20 is: 906,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,204.20 : 1,221,306.30 = 604,252.20 : x
  2. Step 2: Convert to fraction form
    814,204.20/1,221,306.30 = 604,252.20/x
  3. Step 3: Cross multiply
    814,204.20x = 1,221,306.30 × 604,252.20
  4. Step 4: Simplify right side
    814,204.20x = 737,977,018,648.86
  5. Step 5: Solve for x
    x = 737,977,018,648.86/814,204.20
  6. Step 6: Final answer
    x = 906,378.30

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Half scale
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Double scale
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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.