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Finding the Fourth Proportional to 1,882,890.86, 2,598,445.86 and 1,067,096.12

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Solution

The fourth proportional to 1,882,890.86, 2,598,445.86 and 1,067,096.12 is: 1,472,624.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,890.86 : 2,598,445.86 = 1,067,096.12 : x
  2. Step 2: Convert to fraction form
    1,882,890.86/2,598,445.86 = 1,067,096.12/x
  3. Step 3: Cross multiply
    1,882,890.86x = 2,598,445.86 × 1,067,096.12
  4. Step 4: Simplify right side
    1,882,890.86x = 2,772,791,495,236.06
  5. Step 5: Solve for x
    x = 2,772,791,495,236.06/1,882,890.86
  6. Step 6: Final answer
    x = 1,472,624.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.