Home / 297,023.80-409,855.08-169,707.64

Finding the Fourth Proportional to 297,023.80, 409,855.08 and 169,707.64

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Solution

The fourth proportional to 297,023.80, 409,855.08 and 169,707.64 is: 234,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,023.80 : 409,855.08 = 169,707.64 : x
  2. Step 2: Convert to fraction form
    297,023.80/409,855.08 = 169,707.64/x
  3. Step 3: Cross multiply
    297,023.80x = 409,855.08 × 169,707.64
  4. Step 4: Simplify right side
    297,023.80x = 69,555,538,368.81
  5. Step 5: Solve for x
    x = 69,555,538,368.81/297,023.80
  6. Step 6: Final answer
    x = 234,174.97

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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.