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Finding the Fourth Proportional to 997,001, 1,375,854.34 and 544,292

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Solution

The fourth proportional to 997,001, 1,375,854.34 and 544,292 is: 751,119.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,001 : 1,375,854.34 = 544,292 : x
  2. Step 2: Convert to fraction form
    997,001/1,375,854.34 = 544,292/x
  3. Step 3: Cross multiply
    997,001x = 1,375,854.34 × 544,292
  4. Step 4: Simplify right side
    997,001x = 748,866,510,427.28
  5. Step 5: Solve for x
    x = 748,866,510,427.28/997,001
  6. Step 6: Final answer
    x = 751,119.12

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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.