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Finding the Third Proportional to 992,152.55 and 2,173,481.86

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Solution

The third proportional to 992,152.55 and 2,173,481.86 is: 4,761,388.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,152.55 : 2,173,481.86 = 2,173,481.86 : x
  2. Step 2: Convert to fraction form
    992,152.55/2,173,481.86 = 2,173,481.86/x
  3. Step 3: Cross multiply
    992,152.55x = 2,173,481.86 × 2,173,481.86
  4. Step 4: Simplify right side
    992,152.55x = 4,724,023,393,032.21
  5. Step 5: Solve for x
    x = 4,724,023,393,032.21/992,152.55
  6. Step 6: Final answer
    x = 4,761,388.16

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.