Home / 328,132.41-492,201.06-117,772.17

Finding the Fourth Proportional to 328,132.41, 492,201.06 and 117,772.17

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Solution

The fourth proportional to 328,132.41, 492,201.06 and 117,772.17 is: 176,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,132.41 : 492,201.06 = 117,772.17 : x
  2. Step 2: Convert to fraction form
    328,132.41/492,201.06 = 117,772.17/x
  3. Step 3: Cross multiply
    328,132.41x = 492,201.06 × 117,772.17
  4. Step 4: Simplify right side
    328,132.41x = 57,967,586,912.50
  5. Step 5: Solve for x
    x = 57,967,586,912.50/328,132.41
  6. Step 6: Final answer
    x = 176,659.13

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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.