Home / 858,517.83-1,184,759.06-536,414.72

Finding the Fourth Proportional to 858,517.83, 1,184,759.06 and 536,414.72

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Solution

The fourth proportional to 858,517.83, 1,184,759.06 and 536,414.72 is: 740,255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,517.83 : 1,184,759.06 = 536,414.72 : x
  2. Step 2: Convert to fraction form
    858,517.83/1,184,759.06 = 536,414.72/x
  3. Step 3: Cross multiply
    858,517.83x = 1,184,759.06 × 536,414.72
  4. Step 4: Simplify right side
    858,517.83x = 635,522,190,831.49
  5. Step 5: Solve for x
    x = 635,522,190,831.49/858,517.83
  6. Step 6: Final answer
    x = 740,255.09

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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.