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Finding the Fourth Proportional to 237,886.52, 358,255.22 and 216,628.88

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Solution

The fourth proportional to 237,886.52, 358,255.22 and 216,628.88 is: 326,241.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,886.52 : 358,255.22 = 216,628.88 : x
  2. Step 2: Convert to fraction form
    237,886.52/358,255.22 = 216,628.88/x
  3. Step 3: Cross multiply
    237,886.52x = 358,255.22 × 216,628.88
  4. Step 4: Simplify right side
    237,886.52x = 77,608,427,062.75
  5. Step 5: Solve for x
    x = 77,608,427,062.75/237,886.52
  6. Step 6: Final answer
    x = 326,241.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.