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Finding the Third Proportional to 788,552 and 1,115,783

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Solution

The third proportional to 788,552 and 1,115,783 is: 1,578,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,552 : 1,115,783 = 1,115,783 : x
  2. Step 2: Convert to fraction form
    788,552/1,115,783 = 1,115,783/x
  3. Step 3: Cross multiply
    788,552x = 1,115,783 × 1,115,783
  4. Step 4: Simplify right side
    788,552x = 1,244,971,703,089
  5. Step 5: Solve for x
    x = 1,244,971,703,089/788,552
  6. Step 6: Final answer
    x = 1,578,807.36

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.