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Finding the Fourth Proportional to 587,356.60, 881,034.90 and 517,372.60

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Solution

The fourth proportional to 587,356.60, 881,034.90 and 517,372.60 is: 776,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,356.60 : 881,034.90 = 517,372.60 : x
  2. Step 2: Convert to fraction form
    587,356.60/881,034.90 = 517,372.60/x
  3. Step 3: Cross multiply
    587,356.60x = 881,034.90 × 517,372.60
  4. Step 4: Simplify right side
    587,356.60x = 455,823,316,903.74
  5. Step 5: Solve for x
    x = 455,823,316,903.74/587,356.60
  6. Step 6: Final answer
    x = 776,058.90

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Similar ratio
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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.