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Finding the Third Proportional to 529,415 and 799,058.50

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Solution

The third proportional to 529,415 and 799,058.50 is: 1,206,037.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,415 : 799,058.50 = 799,058.50 : x
  2. Step 2: Convert to fraction form
    529,415/799,058.50 = 799,058.50/x
  3. Step 3: Cross multiply
    529,415x = 799,058.50 × 799,058.50
  4. Step 4: Simplify right side
    529,415x = 638,494,486,422.25
  5. Step 5: Solve for x
    x = 638,494,486,422.25/529,415
  6. Step 6: Final answer
    x = 1,206,037.77

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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.