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Finding the Fourth Proportional to 321,501.06, 482,251.59 and 111,024.18

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Solution

The fourth proportional to 321,501.06, 482,251.59 and 111,024.18 is: 166,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,501.06 : 482,251.59 = 111,024.18 : x
  2. Step 2: Convert to fraction form
    321,501.06/482,251.59 = 111,024.18/x
  3. Step 3: Cross multiply
    321,501.06x = 482,251.59 × 111,024.18
  4. Step 4: Simplify right side
    321,501.06x = 53,541,587,333.45
  5. Step 5: Solve for x
    x = 53,541,587,333.45/321,501.06
  6. Step 6: Final answer
    x = 166,536.27

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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.