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Finding the Third Proportional to 470,353 and 709,904

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Solution

The third proportional to 470,353 and 709,904 is: 1,071,458.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,353 : 709,904 = 709,904 : x
  2. Step 2: Convert to fraction form
    470,353/709,904 = 709,904/x
  3. Step 3: Cross multiply
    470,353x = 709,904 × 709,904
  4. Step 4: Simplify right side
    470,353x = 503,963,689,216
  5. Step 5: Solve for x
    x = 503,963,689,216/470,353
  6. Step 6: Final answer
    x = 1,071,458.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.