Home / 741,350.94-1,110,449.53-437,417.54

Finding the Fourth Proportional to 741,350.94, 1,110,449.53 and 437,417.54

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Solution

The fourth proportional to 741,350.94, 1,110,449.53 and 437,417.54 is: 655,195.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,350.94 : 1,110,449.53 = 437,417.54 : x
  2. Step 2: Convert to fraction form
    741,350.94/1,110,449.53 = 437,417.54/x
  3. Step 3: Cross multiply
    741,350.94x = 1,110,449.53 × 437,417.54
  4. Step 4: Simplify right side
    741,350.94x = 485,730,101,706.76
  5. Step 5: Solve for x
    x = 485,730,101,706.76/741,350.94
  6. Step 6: Final answer
    x = 655,195.91

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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.