Home / 292,899.22-404,286.85-170,420.42

Finding the Fourth Proportional to 292,899.22, 404,286.85 and 170,420.42

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Solution

The fourth proportional to 292,899.22, 404,286.85 and 170,420.42 is: 235,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,899.22 : 404,286.85 = 170,420.42 : x
  2. Step 2: Convert to fraction form
    292,899.22/404,286.85 = 170,420.42/x
  3. Step 3: Cross multiply
    292,899.22x = 404,286.85 × 170,420.42
  4. Step 4: Simplify right side
    292,899.22x = 68,898,734,777.48
  5. Step 5: Solve for x
    x = 68,898,734,777.48/292,899.22
  6. Step 6: Final answer
    x = 235,230.17

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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.