Home / 752,932.22-1,039,043.45-430,641.86

Finding the Fourth Proportional to 752,932.22, 1,039,043.45 and 430,641.86

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Solution

The fourth proportional to 752,932.22, 1,039,043.45 and 430,641.86 is: 594,284.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,932.22 : 1,039,043.45 = 430,641.86 : x
  2. Step 2: Convert to fraction form
    752,932.22/1,039,043.45 = 430,641.86/x
  3. Step 3: Cross multiply
    752,932.22x = 1,039,043.45 × 430,641.86
  4. Step 4: Simplify right side
    752,932.22x = 447,455,601,775.61
  5. Step 5: Solve for x
    x = 447,455,601,775.61/752,932.22
  6. Step 6: Final answer
    x = 594,284.04

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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.