Home / 752,024.80-1,128,037.20-705,368.80

Finding the Fourth Proportional to 752,024.80, 1,128,037.20 and 705,368.80

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Solution

The fourth proportional to 752,024.80, 1,128,037.20 and 705,368.80 is: 1,058,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,024.80 : 1,128,037.20 = 705,368.80 : x
  2. Step 2: Convert to fraction form
    752,024.80/1,128,037.20 = 705,368.80/x
  3. Step 3: Cross multiply
    752,024.80x = 1,128,037.20 × 705,368.80
  4. Step 4: Simplify right side
    752,024.80x = 795,682,246,119.36
  5. Step 5: Solve for x
    x = 795,682,246,119.36/752,024.80
  6. Step 6: Final answer
    x = 1,058,053.20

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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.