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Finding the Fourth Proportional to 292,369.26, 403,401.15 and 171,504.30

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Solution

The fourth proportional to 292,369.26, 403,401.15 and 171,504.30 is: 236,635.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,369.26 : 403,401.15 = 171,504.30 : x
  2. Step 2: Convert to fraction form
    292,369.26/403,401.15 = 171,504.30/x
  3. Step 3: Cross multiply
    292,369.26x = 403,401.15 × 171,504.30
  4. Step 4: Simplify right side
    292,369.26x = 69,185,031,849.95
  5. Step 5: Solve for x
    x = 69,185,031,849.95/292,369.26
  6. Step 6: Final answer
    x = 236,635.79

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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.