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Finding the Third Proportional to 161,028 and 353,904.19

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Solution

The third proportional to 161,028 and 353,904.19 is: 777,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,028 : 353,904.19 = 353,904.19 : x
  2. Step 2: Convert to fraction form
    161,028/353,904.19 = 353,904.19/x
  3. Step 3: Cross multiply
    161,028x = 353,904.19 × 353,904.19
  4. Step 4: Simplify right side
    161,028x = 125,248,173,930.04
  5. Step 5: Solve for x
    x = 125,248,173,930.04/161,028
  6. Step 6: Final answer
    x = 777,803.70

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.