Home / 703,372.32-1,053,856.44-502,667.28

Finding the Fourth Proportional to 703,372.32, 1,053,856.44 and 502,667.28

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Solution

The fourth proportional to 703,372.32, 1,053,856.44 and 502,667.28 is: 753,141.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,372.32 : 1,053,856.44 = 502,667.28 : x
  2. Step 2: Convert to fraction form
    703,372.32/1,053,856.44 = 502,667.28/x
  3. Step 3: Cross multiply
    703,372.32x = 1,053,856.44 × 502,667.28
  4. Step 4: Simplify right side
    703,372.32x = 529,739,150,205.28
  5. Step 5: Solve for x
    x = 529,739,150,205.28/703,372.32
  6. Step 6: Final answer
    x = 753,141.88

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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.