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Finding the Fourth Proportional to 627,086.25, 940,785.62 and 183,854.25

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Solution

The fourth proportional to 627,086.25, 940,785.62 and 183,854.25 is: 275,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,086.25 : 940,785.62 = 183,854.25 : x
  2. Step 2: Convert to fraction form
    627,086.25/940,785.62 = 183,854.25/x
  3. Step 3: Cross multiply
    627,086.25x = 940,785.62 × 183,854.25
  4. Step 4: Simplify right side
    627,086.25x = 172,967,433,656.61
  5. Step 5: Solve for x
    x = 172,967,433,656.61/627,086.25
  6. Step 6: Final answer
    x = 275,827.18

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.