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Finding the Fourth Proportional to 893,594.53, 1,232,311.78 and 587,930.30

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Solution

The fourth proportional to 893,594.53, 1,232,311.78 and 587,930.30 is: 810,785.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,594.53 : 1,232,311.78 = 587,930.30 : x
  2. Step 2: Convert to fraction form
    893,594.53/1,232,311.78 = 587,930.30/x
  3. Step 3: Cross multiply
    893,594.53x = 1,232,311.78 × 587,930.30
  4. Step 4: Simplify right side
    893,594.53x = 724,513,430,396.35
  5. Step 5: Solve for x
    x = 724,513,430,396.35/893,594.53
  6. Step 6: Final answer
    x = 810,785.43

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Why These Related Problems?

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