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Finding the Third Proportional to 867,877.50 and 1,778,037

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Solution

The third proportional to 867,877.50 and 1,778,037 is: 3,642,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,877.50 : 1,778,037 = 1,778,037 : x
  2. Step 2: Convert to fraction form
    867,877.50/1,778,037 = 1,778,037/x
  3. Step 3: Cross multiply
    867,877.50x = 1,778,037 × 1,778,037
  4. Step 4: Simplify right side
    867,877.50x = 3,161,415,573,369
  5. Step 5: Solve for x
    x = 3,161,415,573,369/867,877.50
  6. Step 6: Final answer
    x = 3,642,697.93

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.