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Finding the Fourth Proportional to 338,016.32, 466,468.80 and 194,752.16

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Solution

The fourth proportional to 338,016.32, 466,468.80 and 194,752.16 is: 268,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,016.32 : 466,468.80 = 194,752.16 : x
  2. Step 2: Convert to fraction form
    338,016.32/466,468.80 = 194,752.16/x
  3. Step 3: Cross multiply
    338,016.32x = 466,468.80 × 194,752.16
  4. Step 4: Simplify right side
    338,016.32x = 90,845,806,372.61
  5. Step 5: Solve for x
    x = 90,845,806,372.61/338,016.32
  6. Step 6: Final answer
    x = 268,761.60

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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.