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Finding the Fourth Proportional to 186,982.80, 280,475.80 and 62,323.80

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Solution

The fourth proportional to 186,982.80, 280,475.80 and 62,323.80 is: 93,486.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,982.80 : 280,475.80 = 62,323.80 : x
  2. Step 2: Convert to fraction form
    186,982.80/280,475.80 = 62,323.80/x
  3. Step 3: Cross multiply
    186,982.80x = 280,475.80 × 62,323.80
  4. Step 4: Simplify right side
    186,982.80x = 17,480,317,664.04
  5. Step 5: Solve for x
    x = 17,480,317,664.04/186,982.80
  6. Step 6: Final answer
    x = 93,486.23

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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.