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Finding the Third Proportional to 553,936 and 904,440

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Solution

The third proportional to 553,936 and 904,440 is: 1,476,726.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,936 : 904,440 = 904,440 : x
  2. Step 2: Convert to fraction form
    553,936/904,440 = 904,440/x
  3. Step 3: Cross multiply
    553,936x = 904,440 × 904,440
  4. Step 4: Simplify right side
    553,936x = 818,011,713,600
  5. Step 5: Solve for x
    x = 818,011,713,600/553,936
  6. Step 6: Final answer
    x = 1,476,726.04

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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.