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Finding the Fourth Proportional to 186,363.17, 280,789.56 and 168,616.58

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Solution

The fourth proportional to 186,363.17, 280,789.56 and 168,616.58 is: 254,051.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,363.17 : 280,789.56 = 168,616.58 : x
  2. Step 2: Convert to fraction form
    186,363.17/280,789.56 = 168,616.58/x
  3. Step 3: Cross multiply
    186,363.17x = 280,789.56 × 168,616.58
  4. Step 4: Simplify right side
    186,363.17x = 47,345,773,902.96
  5. Step 5: Solve for x
    x = 47,345,773,902.96/186,363.17
  6. Step 6: Final answer
    x = 254,051.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.