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Finding the Fourth Proportional to 488,671.79, 733,122.50 and 151,695.18

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Solution

The fourth proportional to 488,671.79, 733,122.50 and 151,695.18 is: 227,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,671.79 : 733,122.50 = 151,695.18 : x
  2. Step 2: Convert to fraction form
    488,671.79/733,122.50 = 151,695.18/x
  3. Step 3: Cross multiply
    488,671.79x = 733,122.50 × 151,695.18
  4. Step 4: Simplify right side
    488,671.79x = 111,211,148,841.07
  5. Step 5: Solve for x
    x = 111,211,148,841.07/488,671.79
  6. Step 6: Final answer
    x = 227,578.41

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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.