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Finding the Fourth Proportional to 2,723,978.16, 3,759,260.58 and 1,500,283.44

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Solution

The fourth proportional to 2,723,978.16, 3,759,260.58 and 1,500,283.44 is: 2,070,485.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723,978.16 : 3,759,260.58 = 1,500,283.44 : x
  2. Step 2: Convert to fraction form
    2,723,978.16/3,759,260.58 = 1,500,283.44/x
  3. Step 3: Cross multiply
    2,723,978.16x = 3,759,260.58 × 1,500,283.44
  4. Step 4: Simplify right side
    2,723,978.16x = 5,639,956,394,818.80
  5. Step 5: Solve for x
    x = 5,639,956,394,818.80/2,723,978.16
  6. Step 6: Final answer
    x = 2,070,485.17

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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.