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Finding the Fourth Proportional to 186,672.04, 278,818.19 and 168,875.44

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Solution

The fourth proportional to 186,672.04, 278,818.19 and 168,875.44 is: 252,236.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,672.04 : 278,818.19 = 168,875.44 : x
  2. Step 2: Convert to fraction form
    186,672.04/278,818.19 = 168,875.44/x
  3. Step 3: Cross multiply
    186,672.04x = 278,818.19 × 168,875.44
  4. Step 4: Simplify right side
    186,672.04x = 47,085,544,516.25
  5. Step 5: Solve for x
    x = 47,085,544,516.25/186,672.04
  6. Step 6: Final answer
    x = 252,236.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.