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Finding the Third Proportional to 1,355,416 and 2,850,612.50

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Solution

The third proportional to 1,355,416 and 2,850,612.50 is: 5,995,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,416 : 2,850,612.50 = 2,850,612.50 : x
  2. Step 2: Convert to fraction form
    1,355,416/2,850,612.50 = 2,850,612.50/x
  3. Step 3: Cross multiply
    1,355,416x = 2,850,612.50 × 2,850,612.50
  4. Step 4: Simplify right side
    1,355,416x = 8,125,991,625,156.25
  5. Step 5: Solve for x
    x = 8,125,991,625,156.25/1,355,416
  6. Step 6: Final answer
    x = 5,995,201.20

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.