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Finding the Fourth Proportional to 1,841,761.03, 2,541,656.46 and 1,056,954.71

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Solution

The fourth proportional to 1,841,761.03, 2,541,656.46 and 1,056,954.71 is: 1,458,612.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841,761.03 : 2,541,656.46 = 1,056,954.71 : x
  2. Step 2: Convert to fraction form
    1,841,761.03/2,541,656.46 = 1,056,954.71/x
  3. Step 3: Cross multiply
    1,841,761.03x = 2,541,656.46 × 1,056,954.71
  4. Step 4: Simplify right side
    1,841,761.03x = 2,686,415,766,598.93
  5. Step 5: Solve for x
    x = 2,686,415,766,598.93/1,841,761.03
  6. Step 6: Final answer
    x = 1,458,612.56

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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.