Home / 708,321.56-1,061,659.14-404,928.32

Finding the Fourth Proportional to 708,321.56, 1,061,659.14 and 404,928.32

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Solution

The fourth proportional to 708,321.56, 1,061,659.14 and 404,928.32 is: 606,921.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,321.56 : 1,061,659.14 = 404,928.32 : x
  2. Step 2: Convert to fraction form
    708,321.56/1,061,659.14 = 404,928.32/x
  3. Step 3: Cross multiply
    708,321.56x = 1,061,659.14 × 404,928.32
  4. Step 4: Simplify right side
    708,321.56x = 429,895,851,972.85
  5. Step 5: Solve for x
    x = 429,895,851,972.85/708,321.56
  6. Step 6: Final answer
    x = 606,921.88

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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.