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Finding the Third Proportional to 191,316.38 and 417,076.88

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Solution

The third proportional to 191,316.38 and 417,076.88 is: 909,243.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,316.38 : 417,076.88 = 417,076.88 : x
  2. Step 2: Convert to fraction form
    191,316.38/417,076.88 = 417,076.88/x
  3. Step 3: Cross multiply
    191,316.38x = 417,076.88 × 417,076.88
  4. Step 4: Simplify right side
    191,316.38x = 173,953,119,659.77
  5. Step 5: Solve for x
    x = 173,953,119,659.77/191,316.38
  6. Step 6: Final answer
    x = 909,243.23

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.