Home / 969,015.96-1,337,242.03-539,397.58

Finding the Fourth Proportional to 969,015.96, 1,337,242.03 and 539,397.58

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Solution

The fourth proportional to 969,015.96, 1,337,242.03 and 539,397.58 is: 744,368.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,015.96 : 1,337,242.03 = 539,397.58 : x
  2. Step 2: Convert to fraction form
    969,015.96/1,337,242.03 = 539,397.58/x
  3. Step 3: Cross multiply
    969,015.96x = 1,337,242.03 × 539,397.58
  4. Step 4: Simplify right side
    969,015.96x = 721,305,114,856.29
  5. Step 5: Solve for x
    x = 721,305,114,856.29/969,015.96
  6. Step 6: Final answer
    x = 744,368.66

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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.