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Finding the Fourth Proportional to 291,574.54, 437,104.23 and 113,957.47

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Solution

The fourth proportional to 291,574.54, 437,104.23 and 113,957.47 is: 170,835.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,574.54 : 437,104.23 = 113,957.47 : x
  2. Step 2: Convert to fraction form
    291,574.54/437,104.23 = 113,957.47/x
  3. Step 3: Cross multiply
    291,574.54x = 437,104.23 × 113,957.47
  4. Step 4: Simplify right side
    291,574.54x = 49,811,292,177.10
  5. Step 5: Solve for x
    x = 49,811,292,177.10/291,574.54
  6. Step 6: Final answer
    x = 170,835.53

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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.