Home / 752,923.77-1,039,035.59-447,061.23

Finding the Fourth Proportional to 752,923.77, 1,039,035.59 and 447,061.23

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Solution

The fourth proportional to 752,923.77, 1,039,035.59 and 447,061.23 is: 616,944.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,923.77 : 1,039,035.59 = 447,061.23 : x
  2. Step 2: Convert to fraction form
    752,923.77/1,039,035.59 = 447,061.23/x
  3. Step 3: Cross multiply
    752,923.77x = 1,039,035.59 × 447,061.23
  4. Step 4: Simplify right side
    752,923.77x = 464,512,526,643.87
  5. Step 5: Solve for x
    x = 464,512,526,643.87/752,923.77
  6. Step 6: Final answer
    x = 616,944.96

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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.