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Finding the Fourth Proportional to 1,453,693, 2,006,115.34 and 800,395

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Solution

The fourth proportional to 1,453,693, 2,006,115.34 and 800,395 is: 1,104,555.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,693 : 2,006,115.34 = 800,395 : x
  2. Step 2: Convert to fraction form
    1,453,693/2,006,115.34 = 800,395/x
  3. Step 3: Cross multiply
    1,453,693x = 2,006,115.34 × 800,395
  4. Step 4: Simplify right side
    1,453,693x = 1,605,684,687,559.30
  5. Step 5: Solve for x
    x = 1,605,684,687,559.30/1,453,693
  6. Step 6: Final answer
    x = 1,104,555.56

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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.