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Finding the Fourth Proportional to 627,572.41, 866,058.68 and 341,092.42

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Solution

The fourth proportional to 627,572.41, 866,058.68 and 341,092.42 is: 470,712.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,572.41 : 866,058.68 = 341,092.42 : x
  2. Step 2: Convert to fraction form
    627,572.41/866,058.68 = 341,092.42/x
  3. Step 3: Cross multiply
    627,572.41x = 866,058.68 × 341,092.42
  4. Step 4: Simplify right side
    627,572.41x = 295,406,049,710.79
  5. Step 5: Solve for x
    x = 295,406,049,710.79/627,572.41
  6. Step 6: Final answer
    x = 470,712.30

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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.