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Finding the Third Proportional to 384,187.50 and 563,827.50

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Solution

The third proportional to 384,187.50 and 563,827.50 is: 827,464.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,187.50 : 563,827.50 = 563,827.50 : x
  2. Step 2: Convert to fraction form
    384,187.50/563,827.50 = 563,827.50/x
  3. Step 3: Cross multiply
    384,187.50x = 563,827.50 × 563,827.50
  4. Step 4: Simplify right side
    384,187.50x = 317,901,449,756.25
  5. Step 5: Solve for x
    x = 317,901,449,756.25/384,187.50
  6. Step 6: Final answer
    x = 827,464.32

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.