Home / 723,584.15-998,414.04-417,548.85

Finding the Fourth Proportional to 723,584.15, 998,414.04 and 417,548.85

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Solution

The fourth proportional to 723,584.15, 998,414.04 and 417,548.85 is: 576,141.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,584.15 : 998,414.04 = 417,548.85 : x
  2. Step 2: Convert to fraction form
    723,584.15/998,414.04 = 417,548.85/x
  3. Step 3: Cross multiply
    723,584.15x = 998,414.04 × 417,548.85
  4. Step 4: Simplify right side
    723,584.15x = 416,886,634,225.85
  5. Step 5: Solve for x
    x = 416,886,634,225.85/723,584.15
  6. Step 6: Final answer
    x = 576,141.20

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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.