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Finding the Fourth Proportional to 416,371.34, 574,558.98 and 235,127.36

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Solution

The fourth proportional to 416,371.34, 574,558.98 and 235,127.36 is: 324,456.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,371.34 : 574,558.98 = 235,127.36 : x
  2. Step 2: Convert to fraction form
    416,371.34/574,558.98 = 235,127.36/x
  3. Step 3: Cross multiply
    416,371.34x = 574,558.98 × 235,127.36
  4. Step 4: Simplify right side
    416,371.34x = 135,094,536,131.69
  5. Step 5: Solve for x
    x = 135,094,536,131.69/416,371.34
  6. Step 6: Final answer
    x = 324,456.86

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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.