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Finding the Third Proportional to 52,465 and 83,438.50

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Solution

The third proportional to 52,465 and 83,438.50 is: 132,697.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,465 : 83,438.50 = 83,438.50 : x
  2. Step 2: Convert to fraction form
    52,465/83,438.50 = 83,438.50/x
  3. Step 3: Cross multiply
    52,465x = 83,438.50 × 83,438.50
  4. Step 4: Simplify right side
    52,465x = 6,961,983,282.25
  5. Step 5: Solve for x
    x = 6,961,983,282.25/52,465
  6. Step 6: Final answer
    x = 132,697.67

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.