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Finding the Third Proportional to 132,403.50 and 312,291.75

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Solution

The third proportional to 132,403.50 and 312,291.75 is: 736,582.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,403.50 : 312,291.75 = 312,291.75 : x
  2. Step 2: Convert to fraction form
    132,403.50/312,291.75 = 312,291.75/x
  3. Step 3: Cross multiply
    132,403.50x = 312,291.75 × 312,291.75
  4. Step 4: Simplify right side
    132,403.50x = 97,526,137,118.06
  5. Step 5: Solve for x
    x = 97,526,137,118.06/132,403.50
  6. Step 6: Final answer
    x = 736,582.77

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.