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Finding the Fourth Proportional to 2,702,894.04, 3,730,824.09 and 1,557,737.10

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Solution

The fourth proportional to 2,702,894.04, 3,730,824.09 and 1,557,737.10 is: 2,150,155.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,894.04 : 3,730,824.09 = 1,557,737.10 : x
  2. Step 2: Convert to fraction form
    2,702,894.04/3,730,824.09 = 1,557,737.10/x
  3. Step 3: Cross multiply
    2,702,894.04x = 3,730,824.09 × 1,557,737.10
  4. Step 4: Simplify right side
    2,702,894.04x = 5,811,643,098,566.74
  5. Step 5: Solve for x
    x = 5,811,643,098,566.74/2,702,894.04
  6. Step 6: Final answer
    x = 2,150,155.73

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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.