Home / 270,640.16-373,840.40-207,755.04

Finding the Fourth Proportional to 270,640.16, 373,840.40 and 207,755.04

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Solution

The fourth proportional to 270,640.16, 373,840.40 and 207,755.04 is: 286,975.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,640.16 : 373,840.40 = 207,755.04 : x
  2. Step 2: Convert to fraction form
    270,640.16/373,840.40 = 207,755.04/x
  3. Step 3: Cross multiply
    270,640.16x = 373,840.40 × 207,755.04
  4. Step 4: Simplify right side
    270,640.16x = 77,667,227,255.62
  5. Step 5: Solve for x
    x = 77,667,227,255.62/270,640.16
  6. Step 6: Final answer
    x = 286,975.99

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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.