Home / 545,150.44-752,301.86-303,429.16

Finding the Fourth Proportional to 545,150.44, 752,301.86 and 303,429.16

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Solution

The fourth proportional to 545,150.44, 752,301.86 and 303,429.16 is: 418,729.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,150.44 : 752,301.86 = 303,429.16 : x
  2. Step 2: Convert to fraction form
    545,150.44/752,301.86 = 303,429.16/x
  3. Step 3: Cross multiply
    545,150.44x = 752,301.86 × 303,429.16
  4. Step 4: Simplify right side
    545,150.44x = 228,270,321,446.24
  5. Step 5: Solve for x
    x = 228,270,321,446.24/545,150.44
  6. Step 6: Final answer
    x = 418,729.04

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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.