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Finding the Third Proportional to 553,932 and 904,434

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Solution

The third proportional to 553,932 and 904,434 is: 1,476,717.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,932 : 904,434 = 904,434 : x
  2. Step 2: Convert to fraction form
    553,932/904,434 = 904,434/x
  3. Step 3: Cross multiply
    553,932x = 904,434 × 904,434
  4. Step 4: Simplify right side
    553,932x = 818,000,860,356
  5. Step 5: Solve for x
    x = 818,000,860,356/553,932
  6. Step 6: Final answer
    x = 1,476,717.11

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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.