Home / 382,084.45-573,091.53-129,336.06

Finding the Fourth Proportional to 382,084.45, 573,091.53 and 129,336.06

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Solution

The fourth proportional to 382,084.45, 573,091.53 and 129,336.06 is: 193,992.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,084.45 : 573,091.53 = 129,336.06 : x
  2. Step 2: Convert to fraction form
    382,084.45/573,091.53 = 129,336.06/x
  3. Step 3: Cross multiply
    382,084.45x = 573,091.53 × 129,336.06
  4. Step 4: Simplify right side
    382,084.45x = 74,121,400,509.57
  5. Step 5: Solve for x
    x = 74,121,400,509.57/382,084.45
  6. Step 6: Final answer
    x = 193,992.19

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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.