Home / 850,615.60-1,275,923.40-702,993.10

Finding the Fourth Proportional to 850,615.60, 1,275,923.40 and 702,993.10

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Solution

The fourth proportional to 850,615.60, 1,275,923.40 and 702,993.10 is: 1,054,489.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,615.60 : 1,275,923.40 = 702,993.10 : x
  2. Step 2: Convert to fraction form
    850,615.60/1,275,923.40 = 702,993.10/x
  3. Step 3: Cross multiply
    850,615.60x = 1,275,923.40 × 702,993.10
  4. Step 4: Simplify right side
    850,615.60x = 896,965,346,328.54
  5. Step 5: Solve for x
    x = 896,965,346,328.54/850,615.60
  6. Step 6: Final answer
    x = 1,054,489.65

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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.