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Finding the Third Proportional to 553,619 and 904,001

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Solution

The third proportional to 553,619 and 904,001 is: 1,476,137.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,619 : 904,001 = 904,001 : x
  2. Step 2: Convert to fraction form
    553,619/904,001 = 904,001/x
  3. Step 3: Cross multiply
    553,619x = 904,001 × 904,001
  4. Step 4: Simplify right side
    553,619x = 817,217,808,001
  5. Step 5: Solve for x
    x = 817,217,808,001/553,619
  6. Step 6: Final answer
    x = 1,476,137.57

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.