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Finding the Third Proportional to 83,374 and 124,831.50

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Solution

The third proportional to 83,374 and 124,831.50 is: 186,903.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,374 : 124,831.50 = 124,831.50 : x
  2. Step 2: Convert to fraction form
    83,374/124,831.50 = 124,831.50/x
  3. Step 3: Cross multiply
    83,374x = 124,831.50 × 124,831.50
  4. Step 4: Simplify right side
    83,374x = 15,582,903,392.25
  5. Step 5: Solve for x
    x = 15,582,903,392.25/83,374
  6. Step 6: Final answer
    x = 186,903.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.