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Finding the Third Proportional to 1,558,792.50 and 3,349,650

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Solution

The third proportional to 1,558,792.50 and 3,349,650 is: 7,197,978.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,792.50 : 3,349,650 = 3,349,650 : x
  2. Step 2: Convert to fraction form
    1,558,792.50/3,349,650 = 3,349,650/x
  3. Step 3: Cross multiply
    1,558,792.50x = 3,349,650 × 3,349,650
  4. Step 4: Simplify right side
    1,558,792.50x = 11,220,155,122,500
  5. Step 5: Solve for x
    x = 11,220,155,122,500/1,558,792.50
  6. Step 6: Final answer
    x = 7,197,978.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.