Home / 644,871.46-967,306.04-171,556.81

Finding the Fourth Proportional to 644,871.46, 967,306.04 and 171,556.81

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Solution

The fourth proportional to 644,871.46, 967,306.04 and 171,556.81 is: 257,334.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,871.46 : 967,306.04 = 171,556.81 : x
  2. Step 2: Convert to fraction form
    644,871.46/967,306.04 = 171,556.81/x
  3. Step 3: Cross multiply
    644,871.46x = 967,306.04 × 171,556.81
  4. Step 4: Simplify right side
    644,871.46x = 165,947,937,658.35
  5. Step 5: Solve for x
    x = 165,947,937,658.35/644,871.46
  6. Step 6: Final answer
    x = 257,334.91

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1.5x scale

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.