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Finding the Third Proportional to 100,371 and 147,784.50

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Solution

The third proportional to 100,371 and 147,784.50 is: 217,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,371 : 147,784.50 = 147,784.50 : x
  2. Step 2: Convert to fraction form
    100,371/147,784.50 = 147,784.50/x
  3. Step 3: Cross multiply
    100,371x = 147,784.50 × 147,784.50
  4. Step 4: Simplify right side
    100,371x = 21,840,258,440.25
  5. Step 5: Solve for x
    x = 21,840,258,440.25/100,371
  6. Step 6: Final answer
    x = 217,595.31

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.