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Finding the Fourth Proportional to 454,897, 627,554.96 and 263,799.73

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Solution

The fourth proportional to 454,897, 627,554.96 and 263,799.73 is: 363,925.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,897 : 627,554.96 = 263,799.73 : x
  2. Step 2: Convert to fraction form
    454,897/627,554.96 = 263,799.73/x
  3. Step 3: Cross multiply
    454,897x = 627,554.96 × 263,799.73
  4. Step 4: Simplify right side
    454,897x = 165,548,827,689.16
  5. Step 5: Solve for x
    x = 165,548,827,689.16/454,897
  6. Step 6: Final answer
    x = 363,925.96

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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.