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Finding the Fourth Proportional to 338,342.80, 466,880.52 and 202,349.20

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Solution

The fourth proportional to 338,342.80, 466,880.52 and 202,349.20 is: 279,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,342.80 : 466,880.52 = 202,349.20 : x
  2. Step 2: Convert to fraction form
    338,342.80/466,880.52 = 202,349.20/x
  3. Step 3: Cross multiply
    338,342.80x = 466,880.52 × 202,349.20
  4. Step 4: Simplify right side
    338,342.80x = 94,472,899,717.58
  5. Step 5: Solve for x
    x = 94,472,899,717.58/338,342.80
  6. Step 6: Final answer
    x = 279,222.43

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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.