Home / 545,192.96-752,358.24-303,475.19

Finding the Fourth Proportional to 545,192.96, 752,358.24 and 303,475.19

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Solution

The fourth proportional to 545,192.96, 752,358.24 and 303,475.19 is: 418,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,192.96 : 752,358.24 = 303,475.19 : x
  2. Step 2: Convert to fraction form
    545,192.96/752,358.24 = 303,475.19/x
  3. Step 3: Cross multiply
    545,192.96x = 752,358.24 × 303,475.19
  4. Step 4: Simplify right side
    545,192.96x = 228,322,056,070.27
  5. Step 5: Solve for x
    x = 228,322,056,070.27/545,192.96
  6. Step 6: Final answer
    x = 418,791.28

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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.