Home / 898,079.88-1,239,262.02-495,645.96

Finding the Fourth Proportional to 898,079.88, 1,239,262.02 and 495,645.96

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Solution

The fourth proportional to 898,079.88, 1,239,262.02 and 495,645.96 is: 683,942.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,079.88 : 1,239,262.02 = 495,645.96 : x
  2. Step 2: Convert to fraction form
    898,079.88/1,239,262.02 = 495,645.96/x
  3. Step 3: Cross multiply
    898,079.88x = 1,239,262.02 × 495,645.96
  4. Step 4: Simplify right side
    898,079.88x = 614,235,213,594.44
  5. Step 5: Solve for x
    x = 614,235,213,594.44/898,079.88
  6. Step 6: Final answer
    x = 683,942.74

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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.