Home / 769,416.60-1,154,251.26-236,937.72

Finding the Fourth Proportional to 769,416.60, 1,154,251.26 and 236,937.72

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Solution

The fourth proportional to 769,416.60, 1,154,251.26 and 236,937.72 is: 355,445.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,416.60 : 1,154,251.26 = 236,937.72 : x
  2. Step 2: Convert to fraction form
    769,416.60/1,154,251.26 = 236,937.72/x
  3. Step 3: Cross multiply
    769,416.60x = 1,154,251.26 × 236,937.72
  4. Step 4: Simplify right side
    769,416.60x = 273,485,661,851.53
  5. Step 5: Solve for x
    x = 273,485,661,851.53/769,416.60
  6. Step 6: Final answer
    x = 355,445.49

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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.