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Finding the Fourth Proportional to 1,873,614, 2,810,498.76 and 543,918

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Solution

The fourth proportional to 1,873,614, 2,810,498.76 and 543,918 is: 815,899.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,614 : 2,810,498.76 = 543,918 : x
  2. Step 2: Convert to fraction form
    1,873,614/2,810,498.76 = 543,918/x
  3. Step 3: Cross multiply
    1,873,614x = 2,810,498.76 × 543,918
  4. Step 4: Simplify right side
    1,873,614x = 1,528,680,864,541.68
  5. Step 5: Solve for x
    x = 1,528,680,864,541.68/1,873,614
  6. Step 6: Final answer
    x = 815,899.57

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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.