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Finding the Third Proportional to 529,140.75 and 798,669

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Solution

The third proportional to 529,140.75 and 798,669 is: 1,205,486.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,140.75 : 798,669 = 798,669 : x
  2. Step 2: Convert to fraction form
    529,140.75/798,669 = 798,669/x
  3. Step 3: Cross multiply
    529,140.75x = 798,669 × 798,669
  4. Step 4: Simplify right side
    529,140.75x = 637,872,171,561
  5. Step 5: Solve for x
    x = 637,872,171,561/529,140.75
  6. Step 6: Final answer
    x = 1,205,486.77

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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.