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Finding the Third Proportional to 306,024.75 and 459,037.13

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Solution

The third proportional to 306,024.75 and 459,037.13 is: 688,555.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,024.75 : 459,037.13 = 459,037.13 : x
  2. Step 2: Convert to fraction form
    306,024.75/459,037.13 = 459,037.13/x
  3. Step 3: Cross multiply
    306,024.75x = 459,037.13 × 459,037.13
  4. Step 4: Simplify right side
    306,024.75x = 210,715,082,128.27
  5. Step 5: Solve for x
    x = 210,715,082,128.27/306,024.75
  6. Step 6: Final answer
    x = 688,555.69

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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.