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Finding the Fourth Proportional to 2,899,877.56, 4,000,930.34 and 1,675,737.11

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Solution

The fourth proportional to 2,899,877.56, 4,000,930.34 and 1,675,737.11 is: 2,311,996.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,877.56 : 4,000,930.34 = 1,675,737.11 : x
  2. Step 2: Convert to fraction form
    2,899,877.56/4,000,930.34 = 1,675,737.11/x
  3. Step 3: Cross multiply
    2,899,877.56x = 4,000,930.34 × 1,675,737.11
  4. Step 4: Simplify right side
    2,899,877.56x = 6,704,507,446,886.56
  5. Step 5: Solve for x
    x = 6,704,507,446,886.56/2,899,877.56
  6. Step 6: Final answer
    x = 2,311,996.74

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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.