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Finding the Fourth Proportional to 324,900.72, 487,461.72 and 175,155.48

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Solution

The fourth proportional to 324,900.72, 487,461.72 and 175,155.48 is: 262,792.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,900.72 : 487,461.72 = 175,155.48 : x
  2. Step 2: Convert to fraction form
    324,900.72/487,461.72 = 175,155.48/x
  3. Step 3: Cross multiply
    324,900.72x = 487,461.72 × 175,155.48
  4. Step 4: Simplify right side
    324,900.72x = 85,381,591,548.23
  5. Step 5: Solve for x
    x = 85,381,591,548.23/324,900.72
  6. Step 6: Final answer
    x = 262,792.87

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1.5x scale

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.