Home / 345,537.72-476,831.34-194,631.48

Finding the Fourth Proportional to 345,537.72, 476,831.34 and 194,631.48

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Solution

The fourth proportional to 345,537.72, 476,831.34 and 194,631.48 is: 268,585.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,537.72 : 476,831.34 = 194,631.48 : x
  2. Step 2: Convert to fraction form
    345,537.72/476,831.34 = 194,631.48/x
  3. Step 3: Cross multiply
    345,537.72x = 476,831.34 × 194,631.48
  4. Step 4: Simplify right side
    345,537.72x = 92,806,389,414.58
  5. Step 5: Solve for x
    x = 92,806,389,414.58/345,537.72
  6. Step 6: Final answer
    x = 268,585.41

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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.