Home / 453,186.10-679,973.55-231,570.10

Finding the Fourth Proportional to 453,186.10, 679,973.55 and 231,570.10

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Solution

The fourth proportional to 453,186.10, 679,973.55 and 231,570.10 is: 347,454.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,186.10 : 679,973.55 = 231,570.10 : x
  2. Step 2: Convert to fraction form
    453,186.10/679,973.55 = 231,570.10/x
  3. Step 3: Cross multiply
    453,186.10x = 679,973.55 × 231,570.10
  4. Step 4: Simplify right side
    453,186.10x = 157,461,542,970.86
  5. Step 5: Solve for x
    x = 157,461,542,970.86/453,186.10
  6. Step 6: Final answer
    x = 347,454.48

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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.