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Finding the Fourth Proportional to 822,781.44, 1,135,543.50 and 460,225.44

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Solution

The fourth proportional to 822,781.44, 1,135,543.50 and 460,225.44 is: 635,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,781.44 : 1,135,543.50 = 460,225.44 : x
  2. Step 2: Convert to fraction form
    822,781.44/1,135,543.50 = 460,225.44/x
  3. Step 3: Cross multiply
    822,781.44x = 1,135,543.50 × 460,225.44
  4. Step 4: Simplify right side
    822,781.44x = 522,606,006,926.64
  5. Step 5: Solve for x
    x = 522,606,006,926.64/822,781.44
  6. Step 6: Final answer
    x = 635,169.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.