Home / 338,359.22-466,915.49-187,445.30

Finding the Fourth Proportional to 338,359.22, 466,915.49 and 187,445.30

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Solution

The fourth proportional to 338,359.22, 466,915.49 and 187,445.30 is: 258,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,359.22 : 466,915.49 = 187,445.30 : x
  2. Step 2: Convert to fraction form
    338,359.22/466,915.49 = 187,445.30/x
  3. Step 3: Cross multiply
    338,359.22x = 466,915.49 × 187,445.30
  4. Step 4: Simplify right side
    338,359.22x = 87,521,114,097.70
  5. Step 5: Solve for x
    x = 87,521,114,097.70/338,359.22
  6. Step 6: Final answer
    x = 258,663.30

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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.