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Finding the Third Proportional to 476,814.09 and 715,222.41

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Solution

The third proportional to 476,814.09 and 715,222.41 is: 1,072,835.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,814.09 : 715,222.41 = 715,222.41 : x
  2. Step 2: Convert to fraction form
    476,814.09/715,222.41 = 715,222.41/x
  3. Step 3: Cross multiply
    476,814.09x = 715,222.41 × 715,222.41
  4. Step 4: Simplify right side
    476,814.09x = 511,543,090,402.04
  5. Step 5: Solve for x
    x = 511,543,090,402.04/476,814.09
  6. Step 6: Final answer
    x = 1,072,835.51

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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.