Home / 752,778.03-1,129,168.68-529,139.19

Finding the Fourth Proportional to 752,778.03, 1,129,168.68 and 529,139.19

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Solution

The fourth proportional to 752,778.03, 1,129,168.68 and 529,139.19 is: 793,709.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,778.03 : 1,129,168.68 = 529,139.19 : x
  2. Step 2: Convert to fraction form
    752,778.03/1,129,168.68 = 529,139.19/x
  3. Step 3: Cross multiply
    752,778.03x = 1,129,168.68 × 529,139.19
  4. Step 4: Simplify right side
    752,778.03x = 597,487,400,708.57
  5. Step 5: Solve for x
    x = 597,487,400,708.57/752,778.03
  6. Step 6: Final answer
    x = 793,709.93

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Double scale
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1.5x scale

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.