Home / 532,936.20-799,404.30-449,992.20

Finding the Fourth Proportional to 532,936.20, 799,404.30 and 449,992.20

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Solution

The fourth proportional to 532,936.20, 799,404.30 and 449,992.20 is: 674,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,936.20 : 799,404.30 = 449,992.20 : x
  2. Step 2: Convert to fraction form
    532,936.20/799,404.30 = 449,992.20/x
  3. Step 3: Cross multiply
    532,936.20x = 799,404.30 × 449,992.20
  4. Step 4: Simplify right side
    532,936.20x = 359,725,699,646.46
  5. Step 5: Solve for x
    x = 359,725,699,646.46/532,936.20
  6. Step 6: Final answer
    x = 674,988.30

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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.