Home / 338,630.24-467,140.56-216,179.84

Finding the Fourth Proportional to 338,630.24, 467,140.56 and 216,179.84

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Solution

The fourth proportional to 338,630.24, 467,140.56 and 216,179.84 is: 298,220.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,630.24 : 467,140.56 = 216,179.84 : x
  2. Step 2: Convert to fraction form
    338,630.24/467,140.56 = 216,179.84/x
  3. Step 3: Cross multiply
    338,630.24x = 467,140.56 × 216,179.84
  4. Step 4: Simplify right side
    338,630.24x = 100,986,371,518.31
  5. Step 5: Solve for x
    x = 100,986,371,518.31/338,630.24
  6. Step 6: Final answer
    x = 298,220.18

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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.