Home / 338,497.29-467,064.93-217,610.85

Finding the Fourth Proportional to 338,497.29, 467,064.93 and 217,610.85

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Solution

The fourth proportional to 338,497.29, 467,064.93 and 217,610.85 is: 300,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,497.29 : 467,064.93 = 217,610.85 : x
  2. Step 2: Convert to fraction form
    338,497.29/467,064.93 = 217,610.85/x
  3. Step 3: Cross multiply
    338,497.29x = 467,064.93 × 217,610.85
  4. Step 4: Simplify right side
    338,497.29x = 101,638,396,422.49
  5. Step 5: Solve for x
    x = 101,638,396,422.49/338,497.29
  6. Step 6: Final answer
    x = 300,263.55

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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.