Home / 729,724.06-1,094,562.15-330,364.90

Finding the Fourth Proportional to 729,724.06, 1,094,562.15 and 330,364.90

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Solution

The fourth proportional to 729,724.06, 1,094,562.15 and 330,364.90 is: 495,536.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,724.06 : 1,094,562.15 = 330,364.90 : x
  2. Step 2: Convert to fraction form
    729,724.06/1,094,562.15 = 330,364.90/x
  3. Step 3: Cross multiply
    729,724.06x = 1,094,562.15 × 330,364.90
  4. Step 4: Simplify right side
    729,724.06x = 361,604,915,228.54
  5. Step 5: Solve for x
    x = 361,604,915,228.54/729,724.06
  6. Step 6: Final answer
    x = 495,536.51

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1.5x scale

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.