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Finding the Fourth Proportional to 1,224,310.10, 1,834,672.35 and 1,097,950.10

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Solution

The fourth proportional to 1,224,310.10, 1,834,672.35 and 1,097,950.10 is: 1,645,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,310.10 : 1,834,672.35 = 1,097,950.10 : x
  2. Step 2: Convert to fraction form
    1,224,310.10/1,834,672.35 = 1,097,950.10/x
  3. Step 3: Cross multiply
    1,224,310.10x = 1,834,672.35 × 1,097,950.10
  4. Step 4: Simplify right side
    1,224,310.10x = 2,014,378,690,149.74
  5. Step 5: Solve for x
    x = 2,014,378,690,149.74/1,224,310.10
  6. Step 6: Final answer
    x = 1,645,317.38

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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.