Home / 453,186.60-679,974.30-231,570.60

Finding the Fourth Proportional to 453,186.60, 679,974.30 and 231,570.60

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Solution

The fourth proportional to 453,186.60, 679,974.30 and 231,570.60 is: 347,455.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,186.60 : 679,974.30 = 231,570.60 : x
  2. Step 2: Convert to fraction form
    453,186.60/679,974.30 = 231,570.60/x
  3. Step 3: Cross multiply
    453,186.60x = 679,974.30 × 231,570.60
  4. Step 4: Simplify right side
    453,186.60x = 157,462,056,635.58
  5. Step 5: Solve for x
    x = 157,462,056,635.58/453,186.60
  6. Step 6: Final answer
    x = 347,455.24

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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.