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Finding the Fourth Proportional to 627,496.14, 865,951.43 and 341,016.29

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Solution

The fourth proportional to 627,496.14, 865,951.43 and 341,016.29 is: 470,606.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,496.14 : 865,951.43 = 341,016.29 : x
  2. Step 2: Convert to fraction form
    627,496.14/865,951.43 = 341,016.29/x
  3. Step 3: Cross multiply
    627,496.14x = 865,951.43 × 341,016.29
  4. Step 4: Simplify right side
    627,496.14x = 295,303,537,943.96
  5. Step 5: Solve for x
    x = 295,303,537,943.96/627,496.14
  6. Step 6: Final answer
    x = 470,606.14

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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.