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Finding the Fourth Proportional to 1,834,963.88, 2,532,250.22 and 1,030,147.88

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Solution

The fourth proportional to 1,834,963.88, 2,532,250.22 and 1,030,147.88 is: 1,421,604.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,963.88 : 2,532,250.22 = 1,030,147.88 : x
  2. Step 2: Convert to fraction form
    1,834,963.88/2,532,250.22 = 1,030,147.88/x
  3. Step 3: Cross multiply
    1,834,963.88x = 2,532,250.22 × 1,030,147.88
  4. Step 4: Simplify right side
    1,834,963.88x = 2,608,592,177,950.54
  5. Step 5: Solve for x
    x = 2,608,592,177,950.54/1,834,963.88
  6. Step 6: Final answer
    x = 1,421,604.11

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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.