Home / 969,015.57-1,337,228.25-539,295.81

Finding the Fourth Proportional to 969,015.57, 1,337,228.25 and 539,295.81

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Solution

The fourth proportional to 969,015.57, 1,337,228.25 and 539,295.81 is: 744,220.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,015.57 : 1,337,228.25 = 539,295.81 : x
  2. Step 2: Convert to fraction form
    969,015.57/1,337,228.25 = 539,295.81/x
  3. Step 3: Cross multiply
    969,015.57x = 1,337,228.25 × 539,295.81
  4. Step 4: Simplify right side
    969,015.57x = 721,161,592,238.63
  5. Step 5: Solve for x
    x = 721,161,592,238.63/969,015.57
  6. Step 6: Final answer
    x = 744,220.85

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Double scale
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1.5x scale

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.