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Finding the Third Proportional to 32,370 and 70,437

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Solution

The third proportional to 32,370 and 70,437 is: 153,270.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,370 : 70,437 = 70,437 : x
  2. Step 2: Convert to fraction form
    32,370/70,437 = 70,437/x
  3. Step 3: Cross multiply
    32,370x = 70,437 × 70,437
  4. Step 4: Simplify right side
    32,370x = 4,961,370,969
  5. Step 5: Solve for x
    x = 4,961,370,969/32,370
  6. Step 6: Final answer
    x = 153,270.65

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.