Home / 551,323.20-826,984.80-527,995.20

Finding the Fourth Proportional to 551,323.20, 826,984.80 and 527,995.20

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Solution

The fourth proportional to 551,323.20, 826,984.80 and 527,995.20 is: 791,992.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,323.20 : 826,984.80 = 527,995.20 : x
  2. Step 2: Convert to fraction form
    551,323.20/826,984.80 = 527,995.20/x
  3. Step 3: Cross multiply
    551,323.20x = 826,984.80 × 527,995.20
  4. Step 4: Simplify right side
    551,323.20x = 436,644,004,872.96
  5. Step 5: Solve for x
    x = 436,644,004,872.96/551,323.20
  6. Step 6: Final answer
    x = 791,992.80

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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.