Home / 1,204,534.96-1,662,246.92-660,659.68

Finding the Fourth Proportional to 1,204,534.96, 1,662,246.92 and 660,659.68

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Solution

The fourth proportional to 1,204,534.96, 1,662,246.92 and 660,659.68 is: 911,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,534.96 : 1,662,246.92 = 660,659.68 : x
  2. Step 2: Convert to fraction form
    1,204,534.96/1,662,246.92 = 660,659.68/x
  3. Step 3: Cross multiply
    1,204,534.96x = 1,662,246.92 × 660,659.68
  4. Step 4: Simplify right side
    1,204,534.96x = 1,098,179,518,248.19
  5. Step 5: Solve for x
    x = 1,098,179,518,248.19/1,204,534.96
  6. Step 6: Final answer
    x = 911,704.15

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1.5x scale

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.