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Finding the Third Proportional to 165,401.06 and 358,808.06

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Solution

The third proportional to 165,401.06 and 358,808.06 is: 778,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,401.06 : 358,808.06 = 358,808.06 : x
  2. Step 2: Convert to fraction form
    165,401.06/358,808.06 = 358,808.06/x
  3. Step 3: Cross multiply
    165,401.06x = 358,808.06 × 358,808.06
  4. Step 4: Simplify right side
    165,401.06x = 128,743,225,715.00
  5. Step 5: Solve for x
    x = 128,743,225,715.00/165,401.06
  6. Step 6: Final answer
    x = 778,370.00

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.