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Finding the Fourth Proportional to 551,482.10, 827,417.55 and 532,042.10

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Solution

The fourth proportional to 551,482.10, 827,417.55 and 532,042.10 is: 798,250.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,482.10 : 827,417.55 = 532,042.10 : x
  2. Step 2: Convert to fraction form
    551,482.10/827,417.55 = 532,042.10/x
  3. Step 3: Cross multiply
    551,482.10x = 827,417.55 × 532,042.10
  4. Step 4: Simplify right side
    551,482.10x = 440,220,970,878.86
  5. Step 5: Solve for x
    x = 440,220,970,878.86/551,482.10
  6. Step 6: Final answer
    x = 798,250.70

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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.