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Finding the Third Proportional to 159,779.81 and 348,158.81

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Solution

The third proportional to 159,779.81 and 348,158.81 is: 758,635.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,779.81 : 348,158.81 = 348,158.81 : x
  2. Step 2: Convert to fraction form
    159,779.81/348,158.81 = 348,158.81/x
  3. Step 3: Cross multiply
    159,779.81x = 348,158.81 × 348,158.81
  4. Step 4: Simplify right side
    159,779.81x = 121,214,558,721.41
  5. Step 5: Solve for x
    x = 121,214,558,721.41/159,779.81
  6. Step 6: Final answer
    x = 758,635.00

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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.