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Finding the Fourth Proportional to 306,606.70, 459,983.58 and 96,244.66

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Solution

The fourth proportional to 306,606.70, 459,983.58 and 96,244.66 is: 144,390.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,606.70 : 459,983.58 = 96,244.66 : x
  2. Step 2: Convert to fraction form
    306,606.70/459,983.58 = 96,244.66/x
  3. Step 3: Cross multiply
    306,606.70x = 459,983.58 × 96,244.66
  4. Step 4: Simplify right side
    306,606.70x = 44,270,963,262.68
  5. Step 5: Solve for x
    x = 44,270,963,262.68/306,606.70
  6. Step 6: Final answer
    x = 144,390.07

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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.