Home / 752,732.84-1,038,772.37-408,568.85

Finding the Fourth Proportional to 752,732.84, 1,038,772.37 and 408,568.85

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Solution

The fourth proportional to 752,732.84, 1,038,772.37 and 408,568.85 is: 563,825.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,732.84 : 1,038,772.37 = 408,568.85 : x
  2. Step 2: Convert to fraction form
    752,732.84/1,038,772.37 = 408,568.85/x
  3. Step 3: Cross multiply
    752,732.84x = 1,038,772.37 × 408,568.85
  4. Step 4: Simplify right side
    752,732.84x = 424,410,025,385.97
  5. Step 5: Solve for x
    x = 424,410,025,385.97/752,732.84
  6. Step 6: Final answer
    x = 563,825.58

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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.