Home / 611,943.39-844,538.85-370,285.56

Finding the Fourth Proportional to 611,943.39, 844,538.85 and 370,285.56

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Solution

The fourth proportional to 611,943.39, 844,538.85 and 370,285.56 is: 511,028.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,943.39 : 844,538.85 = 370,285.56 : x
  2. Step 2: Convert to fraction form
    611,943.39/844,538.85 = 370,285.56/x
  3. Step 3: Cross multiply
    611,943.39x = 844,538.85 × 370,285.56
  4. Step 4: Simplify right side
    611,943.39x = 312,720,541,014.01
  5. Step 5: Solve for x
    x = 312,720,541,014.01/611,943.39
  6. Step 6: Final answer
    x = 511,028.55

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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.