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Finding the Fourth Proportional to 453,819.84, 626,286.29 and 249,885.73

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Solution

The fourth proportional to 453,819.84, 626,286.29 and 249,885.73 is: 344,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,819.84 : 626,286.29 = 249,885.73 : x
  2. Step 2: Convert to fraction form
    453,819.84/626,286.29 = 249,885.73/x
  3. Step 3: Cross multiply
    453,819.84x = 626,286.29 × 249,885.73
  4. Step 4: Simplify right side
    453,819.84x = 156,500,006,765.64
  5. Step 5: Solve for x
    x = 156,500,006,765.64/453,819.84
  6. Step 6: Final answer
    x = 344,850.52

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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.