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Finding the Fourth Proportional to 994,856.92, 1,372,958.64 and 752,719.10

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Solution

The fourth proportional to 994,856.92, 1,372,958.64 and 752,719.10 is: 1,038,794.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,856.92 : 1,372,958.64 = 752,719.10 : x
  2. Step 2: Convert to fraction form
    994,856.92/1,372,958.64 = 752,719.10/x
  3. Step 3: Cross multiply
    994,856.92x = 1,372,958.64 × 752,719.10
  4. Step 4: Simplify right side
    994,856.92x = 1,033,452,184,973.23
  5. Step 5: Solve for x
    x = 1,033,452,184,973.23/994,856.92
  6. Step 6: Final answer
    x = 1,038,794.79

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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.