Home / 316,286.03-436,485.62-173,046.06

Finding the Fourth Proportional to 316,286.03, 436,485.62 and 173,046.06

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Solution

The fourth proportional to 316,286.03, 436,485.62 and 173,046.06 is: 238,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,286.03 : 436,485.62 = 173,046.06 : x
  2. Step 2: Convert to fraction form
    316,286.03/436,485.62 = 173,046.06/x
  3. Step 3: Cross multiply
    316,286.03x = 436,485.62 × 173,046.06
  4. Step 4: Simplify right side
    316,286.03x = 75,532,117,220.27
  5. Step 5: Solve for x
    x = 75,532,117,220.27/316,286.03
  6. Step 6: Final answer
    x = 238,809.53

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1.5x scale

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.