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Finding the Third Proportional to 365,545.50 and 545,275.50

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Solution

The third proportional to 365,545.50 and 545,275.50 is: 813,374.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,545.50 : 545,275.50 = 545,275.50 : x
  2. Step 2: Convert to fraction form
    365,545.50/545,275.50 = 545,275.50/x
  3. Step 3: Cross multiply
    365,545.50x = 545,275.50 × 545,275.50
  4. Step 4: Simplify right side
    365,545.50x = 297,325,370,900.25
  5. Step 5: Solve for x
    x = 297,325,370,900.25/365,545.50
  6. Step 6: Final answer
    x = 813,374.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.