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Finding the Fourth Proportional to 186,076.60, 279,114.90 and 176,453.80

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Solution

The fourth proportional to 186,076.60, 279,114.90 and 176,453.80 is: 264,680.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,076.60 : 279,114.90 = 176,453.80 : x
  2. Step 2: Convert to fraction form
    186,076.60/279,114.90 = 176,453.80/x
  3. Step 3: Cross multiply
    186,076.60x = 279,114.90 × 176,453.80
  4. Step 4: Simplify right side
    186,076.60x = 49,250,884,741.62
  5. Step 5: Solve for x
    x = 49,250,884,741.62/186,076.60
  6. Step 6: Final answer
    x = 264,680.70

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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.