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Finding the Fourth Proportional to 306,392.91, 459,589.37 and 96,047.25

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Solution

The fourth proportional to 306,392.91, 459,589.37 and 96,047.25 is: 144,070.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,392.91 : 459,589.37 = 96,047.25 : x
  2. Step 2: Convert to fraction form
    306,392.91/459,589.37 = 96,047.25/x
  3. Step 3: Cross multiply
    306,392.91x = 459,589.37 × 96,047.25
  4. Step 4: Simplify right side
    306,392.91x = 44,142,294,637.50
  5. Step 5: Solve for x
    x = 44,142,294,637.50/306,392.91
  6. Step 6: Final answer
    x = 144,070.88

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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.