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Finding the Fourth Proportional to 262,027.30, 393,124.02 and 93,544

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Solution

The fourth proportional to 262,027.30, 393,124.02 and 93,544 is: 140,345.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,027.30 : 393,124.02 = 93,544 : x
  2. Step 2: Convert to fraction form
    262,027.30/393,124.02 = 93,544/x
  3. Step 3: Cross multiply
    262,027.30x = 393,124.02 × 93,544
  4. Step 4: Simplify right side
    262,027.30x = 36,774,393,326.88
  5. Step 5: Solve for x
    x = 36,774,393,326.88/262,027.30
  6. Step 6: Final answer
    x = 140,345.66

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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.