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Finding the Fourth Proportional to 1,963,829.88, 2,945,748.33 and 616,098.69

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Solution

The fourth proportional to 1,963,829.88, 2,945,748.33 and 616,098.69 is: 924,149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,829.88 : 2,945,748.33 = 616,098.69 : x
  2. Step 2: Convert to fraction form
    1,963,829.88/2,945,748.33 = 616,098.69/x
  3. Step 3: Cross multiply
    1,963,829.88x = 2,945,748.33 × 616,098.69
  4. Step 4: Simplify right side
    1,963,829.88x = 1,814,871,687,182.69
  5. Step 5: Solve for x
    x = 1,814,871,687,182.69/1,963,829.88
  6. Step 6: Final answer
    x = 924,149.14

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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.