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Finding the Fourth Proportional to 306,699.60, 460,063.80 and 96,344.40

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Solution

The fourth proportional to 306,699.60, 460,063.80 and 96,344.40 is: 144,521.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,699.60 : 460,063.80 = 96,344.40 : x
  2. Step 2: Convert to fraction form
    306,699.60/460,063.80 = 96,344.40/x
  3. Step 3: Cross multiply
    306,699.60x = 460,063.80 × 96,344.40
  4. Step 4: Simplify right side
    306,699.60x = 44,324,570,772.72
  5. Step 5: Solve for x
    x = 44,324,570,772.72/306,699.60
  6. Step 6: Final answer
    x = 144,521.12

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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.