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Finding the Fourth Proportional to 306,510.62, 459,747.22 and 114,348.04

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Solution

The fourth proportional to 306,510.62, 459,747.22 and 114,348.04 is: 171,515.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,510.62 : 459,747.22 = 114,348.04 : x
  2. Step 2: Convert to fraction form
    306,510.62/459,747.22 = 114,348.04/x
  3. Step 3: Cross multiply
    306,510.62x = 459,747.22 × 114,348.04
  4. Step 4: Simplify right side
    306,510.62x = 52,571,193,502.45
  5. Step 5: Solve for x
    x = 52,571,193,502.45/306,510.62
  6. Step 6: Final answer
    x = 171,515.08

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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.