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Finding the Third Proportional to 784,089 and 1,700,946

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Solution

The third proportional to 784,089 and 1,700,946 is: 3,689,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,089 : 1,700,946 = 1,700,946 : x
  2. Step 2: Convert to fraction form
    784,089/1,700,946 = 1,700,946/x
  3. Step 3: Cross multiply
    784,089x = 1,700,946 × 1,700,946
  4. Step 4: Simplify right side
    784,089x = 2,893,217,294,916
  5. Step 5: Solve for x
    x = 2,893,217,294,916/784,089
  6. Step 6: Final answer
    x = 3,689,909.30

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.