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Finding the Fourth Proportional to 1,353,753, 1,868,179.14 and 750,141

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Solution

The fourth proportional to 1,353,753, 1,868,179.14 and 750,141 is: 1,035,194.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,753 : 1,868,179.14 = 750,141 : x
  2. Step 2: Convert to fraction form
    1,353,753/1,868,179.14 = 750,141/x
  3. Step 3: Cross multiply
    1,353,753x = 1,868,179.14 × 750,141
  4. Step 4: Simplify right side
    1,353,753x = 1,401,397,768,258.74
  5. Step 5: Solve for x
    x = 1,401,397,768,258.74/1,353,753
  6. Step 6: Final answer
    x = 1,035,194.58

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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.