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Finding the Fourth Proportional to 2,239,964.72, 3,359,947.24 and 893,073.19

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Solution

The fourth proportional to 2,239,964.72, 3,359,947.24 and 893,073.19 is: 1,339,609.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,964.72 : 3,359,947.24 = 893,073.19 : x
  2. Step 2: Convert to fraction form
    2,239,964.72/3,359,947.24 = 893,073.19/x
  3. Step 3: Cross multiply
    2,239,964.72x = 3,359,947.24 × 893,073.19
  4. Step 4: Simplify right side
    2,239,964.72x = 3,000,678,793,851.33
  5. Step 5: Solve for x
    x = 3,000,678,793,851.33/2,239,964.72
  6. Step 6: Final answer
    x = 1,339,609.84

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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.