Home / 296,754.03-409,540.65-167,647.72

Finding the Fourth Proportional to 296,754.03, 409,540.65 and 167,647.72

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Solution

The fourth proportional to 296,754.03, 409,540.65 and 167,647.72 is: 231,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,754.03 : 409,540.65 = 167,647.72 : x
  2. Step 2: Convert to fraction form
    296,754.03/409,540.65 = 167,647.72/x
  3. Step 3: Cross multiply
    296,754.03x = 409,540.65 × 167,647.72
  4. Step 4: Simplify right side
    296,754.03x = 68,658,556,219.82
  5. Step 5: Solve for x
    x = 68,658,556,219.82/296,754.03
  6. Step 6: Final answer
    x = 231,365.20

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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.