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Finding the Third Proportional to 55,262 and 84,989

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Solution

The third proportional to 55,262 and 84,989 is: 130,707.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,262 : 84,989 = 84,989 : x
  2. Step 2: Convert to fraction form
    55,262/84,989 = 84,989/x
  3. Step 3: Cross multiply
    55,262x = 84,989 × 84,989
  4. Step 4: Simplify right side
    55,262x = 7,223,130,121
  5. Step 5: Solve for x
    x = 7,223,130,121/55,262
  6. Step 6: Final answer
    x = 130,707.00

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.