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Finding the Third Proportional to 75,803.50 and 118,558.50

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Solution

The third proportional to 75,803.50 and 118,558.50 is: 185,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,803.50 : 118,558.50 = 118,558.50 : x
  2. Step 2: Convert to fraction form
    75,803.50/118,558.50 = 118,558.50/x
  3. Step 3: Cross multiply
    75,803.50x = 118,558.50 × 118,558.50
  4. Step 4: Simplify right side
    75,803.50x = 14,056,117,922.25
  5. Step 5: Solve for x
    x = 14,056,117,922.25/75,803.50
  6. Step 6: Final answer
    x = 185,428.35

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.