Home / 752,389.76-1,128,650.24-246,799.08

Finding the Fourth Proportional to 752,389.76, 1,128,650.24 and 246,799.08

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Solution

The fourth proportional to 752,389.76, 1,128,650.24 and 246,799.08 is: 370,220.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,389.76 : 1,128,650.24 = 246,799.08 : x
  2. Step 2: Convert to fraction form
    752,389.76/1,128,650.24 = 246,799.08/x
  3. Step 3: Cross multiply
    752,389.76x = 1,128,650.24 × 246,799.08
  4. Step 4: Simplify right side
    752,389.76x = 278,549,840,873.78
  5. Step 5: Solve for x
    x = 278,549,840,873.78/752,389.76
  6. Step 6: Final answer
    x = 370,220.14

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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.