Home / 837,079.20-1,258,729.20-700,221.60

Finding the Fourth Proportional to 837,079.20, 1,258,729.20 and 700,221.60

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Solution

The fourth proportional to 837,079.20, 1,258,729.20 and 700,221.60 is: 1,052,934.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,079.20 : 1,258,729.20 = 700,221.60 : x
  2. Step 2: Convert to fraction form
    837,079.20/1,258,729.20 = 700,221.60/x
  3. Step 3: Cross multiply
    837,079.20x = 1,258,729.20 × 700,221.60
  4. Step 4: Simplify right side
    837,079.20x = 881,389,374,390.72
  5. Step 5: Solve for x
    x = 881,389,374,390.72/837,079.20
  6. Step 6: Final answer
    x = 1,052,934.27

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1.5x scale

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.