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Finding the Fourth Proportional to 1,595,947, 2,202,406.86 and 880,555

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Solution

The fourth proportional to 1,595,947, 2,202,406.86 and 880,555 is: 1,215,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,947 : 2,202,406.86 = 880,555 : x
  2. Step 2: Convert to fraction form
    1,595,947/2,202,406.86 = 880,555/x
  3. Step 3: Cross multiply
    1,595,947x = 2,202,406.86 × 880,555
  4. Step 4: Simplify right side
    1,595,947x = 1,939,340,372,607.30
  5. Step 5: Solve for x
    x = 1,939,340,372,607.30/1,595,947
  6. Step 6: Final answer
    x = 1,215,165.90

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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.