Home / 1,203,256.96-1,660,560.96-666,701.44

Finding the Fourth Proportional to 1,203,256.96, 1,660,560.96 and 666,701.44

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Solution

The fourth proportional to 1,203,256.96, 1,660,560.96 and 666,701.44 is: 920,084.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,256.96 : 1,660,560.96 = 666,701.44 : x
  2. Step 2: Convert to fraction form
    1,203,256.96/1,660,560.96 = 666,701.44/x
  3. Step 3: Cross multiply
    1,203,256.96x = 1,660,560.96 × 666,701.44
  4. Step 4: Simplify right side
    1,203,256.96x = 1,107,098,383,239.78
  5. Step 5: Solve for x
    x = 1,107,098,383,239.78/1,203,256.96
  6. Step 6: Final answer
    x = 920,084.75

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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.