Home / 858,402.36-1,184,741.86-495,761.04

Finding the Fourth Proportional to 858,402.36, 1,184,741.86 and 495,761.04

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Solution

The fourth proportional to 858,402.36, 1,184,741.86 and 495,761.04 is: 684,234.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,402.36 : 1,184,741.86 = 495,761.04 : x
  2. Step 2: Convert to fraction form
    858,402.36/1,184,741.86 = 495,761.04/x
  3. Step 3: Cross multiply
    858,402.36x = 1,184,741.86 × 495,761.04
  4. Step 4: Simplify right side
    858,402.36x = 587,348,856,645.13
  5. Step 5: Solve for x
    x = 587,348,856,645.13/858,402.36
  6. Step 6: Final answer
    x = 684,234.90

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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.