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Finding the Fourth Proportional to 487,040.40, 730,633.23 and 150,052.86

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Solution

The fourth proportional to 487,040.40, 730,633.23 and 150,052.86 is: 225,101.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,040.40 : 730,633.23 = 150,052.86 : x
  2. Step 2: Convert to fraction form
    487,040.40/730,633.23 = 150,052.86/x
  3. Step 3: Cross multiply
    487,040.40x = 730,633.23 × 150,052.86
  4. Step 4: Simplify right side
    487,040.40x = 109,633,605,772.54
  5. Step 5: Solve for x
    x = 109,633,605,772.54/487,040.40
  6. Step 6: Final answer
    x = 225,101.67

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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.