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Finding the Third Proportional to 32,316 and 70,634

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Solution

The third proportional to 32,316 and 70,634 is: 154,386.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,316 : 70,634 = 70,634 : x
  2. Step 2: Convert to fraction form
    32,316/70,634 = 70,634/x
  3. Step 3: Cross multiply
    32,316x = 70,634 × 70,634
  4. Step 4: Simplify right side
    32,316x = 4,989,161,956
  5. Step 5: Solve for x
    x = 4,989,161,956/32,316
  6. Step 6: Final answer
    x = 154,386.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.