Home / 644,369.96-966,597.06-171,042.68

Finding the Fourth Proportional to 644,369.96, 966,597.06 and 171,042.68

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Solution

The fourth proportional to 644,369.96, 966,597.06 and 171,042.68 is: 256,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,369.96 : 966,597.06 = 171,042.68 : x
  2. Step 2: Convert to fraction form
    644,369.96/966,597.06 = 171,042.68/x
  3. Step 3: Cross multiply
    644,369.96x = 966,597.06 × 171,042.68
  4. Step 4: Simplify right side
    644,369.96x = 165,329,351,622.52
  5. Step 5: Solve for x
    x = 165,329,351,622.52/644,369.96
  6. Step 6: Final answer
    x = 256,575.20

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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.