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Finding the Fourth Proportional to 240,322.60, 360,516.30 and 82,599.40

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Solution

The fourth proportional to 240,322.60, 360,516.30 and 82,599.40 is: 123,910.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,322.60 : 360,516.30 = 82,599.40 : x
  2. Step 2: Convert to fraction form
    240,322.60/360,516.30 = 82,599.40/x
  3. Step 3: Cross multiply
    240,322.60x = 360,516.30 × 82,599.40
  4. Step 4: Simplify right side
    240,322.60x = 29,778,430,070.22
  5. Step 5: Solve for x
    x = 29,778,430,070.22/240,322.60
  6. Step 6: Final answer
    x = 123,910.24

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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.