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Finding the Fourth Proportional to 888,652.96, 1,331,771.25 and 375,891.64

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Solution

The fourth proportional to 888,652.96, 1,331,771.25 and 375,891.64 is: 563,326.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,652.96 : 1,331,771.25 = 375,891.64 : x
  2. Step 2: Convert to fraction form
    888,652.96/1,331,771.25 = 375,891.64/x
  3. Step 3: Cross multiply
    888,652.96x = 1,331,771.25 × 375,891.64
  4. Step 4: Simplify right side
    888,652.96x = 500,601,679,267.35
  5. Step 5: Solve for x
    x = 500,601,679,267.35/888,652.96
  6. Step 6: Final answer
    x = 563,326.41

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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.