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Finding the Third Proportional to 388,834.13 and 845,829

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Solution

The third proportional to 388,834.13 and 845,829 is: 1,839,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,834.13 : 845,829 = 845,829 : x
  2. Step 2: Convert to fraction form
    388,834.13/845,829 = 845,829/x
  3. Step 3: Cross multiply
    388,834.13x = 845,829 × 845,829
  4. Step 4: Simplify right side
    388,834.13x = 715,426,697,241
  5. Step 5: Solve for x
    x = 715,426,697,241/388,834.13
  6. Step 6: Final answer
    x = 1,839,927.75

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.