Home / 297,004.30-445,502.40-97,331.20

Finding the Fourth Proportional to 297,004.30, 445,502.40 and 97,331.20

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Solution

The fourth proportional to 297,004.30, 445,502.40 and 97,331.20 is: 145,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,004.30 : 445,502.40 = 97,331.20 : x
  2. Step 2: Convert to fraction form
    297,004.30/445,502.40 = 97,331.20/x
  3. Step 3: Cross multiply
    297,004.30x = 445,502.40 × 97,331.20
  4. Step 4: Simplify right side
    297,004.30x = 43,361,283,194.88
  5. Step 5: Solve for x
    x = 43,361,283,194.88/297,004.30
  6. Step 6: Final answer
    x = 145,995.47

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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.