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Finding the Fourth Proportional to 186,593.60, 279,890.40 and 163,265.60

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Solution

The fourth proportional to 186,593.60, 279,890.40 and 163,265.60 is: 244,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,593.60 : 279,890.40 = 163,265.60 : x
  2. Step 2: Convert to fraction form
    186,593.60/279,890.40 = 163,265.60/x
  3. Step 3: Cross multiply
    186,593.60x = 279,890.40 × 163,265.60
  4. Step 4: Simplify right side
    186,593.60x = 45,696,474,090.24
  5. Step 5: Solve for x
    x = 45,696,474,090.24/186,593.60
  6. Step 6: Final answer
    x = 244,898.40

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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.