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Finding the Third Proportional to 832,515 and 1,239,556.50

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Solution

The third proportional to 832,515 and 1,239,556.50 is: 1,845,612.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,515 : 1,239,556.50 = 1,239,556.50 : x
  2. Step 2: Convert to fraction form
    832,515/1,239,556.50 = 1,239,556.50/x
  3. Step 3: Cross multiply
    832,515x = 1,239,556.50 × 1,239,556.50
  4. Step 4: Simplify right side
    832,515x = 1,536,500,316,692.25
  5. Step 5: Solve for x
    x = 1,536,500,316,692.25/832,515
  6. Step 6: Final answer
    x = 1,845,612.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.