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Finding the Fourth Proportional to 338,156.88, 466,655.76 and 194,915.94

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Solution

The fourth proportional to 338,156.88, 466,655.76 and 194,915.94 is: 268,983.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,156.88 : 466,655.76 = 194,915.94 : x
  2. Step 2: Convert to fraction form
    338,156.88/466,655.76 = 194,915.94/x
  3. Step 3: Cross multiply
    338,156.88x = 466,655.76 × 194,915.94
  4. Step 4: Simplify right side
    338,156.88x = 90,958,646,116.81
  5. Step 5: Solve for x
    x = 90,958,646,116.81/338,156.88
  6. Step 6: Final answer
    x = 268,983.57

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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.