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Finding the Fourth Proportional to 492,682.50, 739,037.52 and 160,258.50

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Solution

The fourth proportional to 492,682.50, 739,037.52 and 160,258.50 is: 240,392.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,682.50 : 739,037.52 = 160,258.50 : x
  2. Step 2: Convert to fraction form
    492,682.50/739,037.52 = 160,258.50/x
  3. Step 3: Cross multiply
    492,682.50x = 739,037.52 × 160,258.50
  4. Step 4: Simplify right side
    492,682.50x = 118,437,044,398.92
  5. Step 5: Solve for x
    x = 118,437,044,398.92/492,682.50
  6. Step 6: Final answer
    x = 240,392.23

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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.