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Finding the Fourth Proportional to 893,213.76, 1,337,435.04 and 751,496

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Solution

The fourth proportional to 893,213.76, 1,337,435.04 and 751,496 is: 1,125,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,213.76 : 1,337,435.04 = 751,496 : x
  2. Step 2: Convert to fraction form
    893,213.76/1,337,435.04 = 751,496/x
  3. Step 3: Cross multiply
    893,213.76x = 1,337,435.04 × 751,496
  4. Step 4: Simplify right side
    893,213.76x = 1,005,077,082,819.84
  5. Step 5: Solve for x
    x = 1,005,077,082,819.84/893,213.76
  6. Step 6: Final answer
    x = 1,125,236.90

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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.