Home / 437,255.42-654,401.63-268,882.34

Finding the Fourth Proportional to 437,255.42, 654,401.63 and 268,882.34

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Solution

The fourth proportional to 437,255.42, 654,401.63 and 268,882.34 is: 402,412.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,255.42 : 654,401.63 = 268,882.34 : x
  2. Step 2: Convert to fraction form
    437,255.42/654,401.63 = 268,882.34/x
  3. Step 3: Cross multiply
    437,255.42x = 654,401.63 × 268,882.34
  4. Step 4: Simplify right side
    437,255.42x = 175,957,038,974.41
  5. Step 5: Solve for x
    x = 175,957,038,974.41/437,255.42
  6. Step 6: Final answer
    x = 402,412.49

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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.