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Finding the Third Proportional to 288,219 and 460,437

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Solution

The third proportional to 288,219 and 460,437 is: 735,559.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,219 : 460,437 = 460,437 : x
  2. Step 2: Convert to fraction form
    288,219/460,437 = 460,437/x
  3. Step 3: Cross multiply
    288,219x = 460,437 × 460,437
  4. Step 4: Simplify right side
    288,219x = 212,002,230,969
  5. Step 5: Solve for x
    x = 212,002,230,969/288,219
  6. Step 6: Final answer
    x = 735,559.53

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.