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Finding the Third Proportional to 527,346 and 838,447

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Solution

The third proportional to 527,346 and 838,447 is: 1,333,078.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,346 : 838,447 = 838,447 : x
  2. Step 2: Convert to fraction form
    527,346/838,447 = 838,447/x
  3. Step 3: Cross multiply
    527,346x = 838,447 × 838,447
  4. Step 4: Simplify right side
    527,346x = 702,993,371,809
  5. Step 5: Solve for x
    x = 702,993,371,809/527,346
  6. Step 6: Final answer
    x = 1,333,078.04

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.