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Finding the Fourth Proportional to 551,481.10, 827,416.05 and 532,041.10

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Solution

The fourth proportional to 551,481.10, 827,416.05 and 532,041.10 is: 798,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,481.10 : 827,416.05 = 532,041.10 : x
  2. Step 2: Convert to fraction form
    551,481.10/827,416.05 = 532,041.10/x
  3. Step 3: Cross multiply
    551,481.10x = 827,416.05 × 532,041.10
  4. Step 4: Simplify right side
    551,481.10x = 440,219,345,399.66
  5. Step 5: Solve for x
    x = 440,219,345,399.66/551,481.10
  6. Step 6: Final answer
    x = 798,249.20

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Double scale
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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.