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Finding the Third Proportional to 358,952.25 and 555,737.06

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Solution

The third proportional to 358,952.25 and 555,737.06 is: 860,403.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,952.25 : 555,737.06 = 555,737.06 : x
  2. Step 2: Convert to fraction form
    358,952.25/555,737.06 = 555,737.06/x
  3. Step 3: Cross multiply
    358,952.25x = 555,737.06 × 555,737.06
  4. Step 4: Simplify right side
    358,952.25x = 308,843,682,636.13
  5. Step 5: Solve for x
    x = 308,843,682,636.13/358,952.25
  6. Step 6: Final answer
    x = 860,403.25

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.