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Finding the Third Proportional to 240,267.75 and 528,498

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Solution

The third proportional to 240,267.75 and 528,498 is: 1,162,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,267.75 : 528,498 = 528,498 : x
  2. Step 2: Convert to fraction form
    240,267.75/528,498 = 528,498/x
  3. Step 3: Cross multiply
    240,267.75x = 528,498 × 528,498
  4. Step 4: Simplify right side
    240,267.75x = 279,310,136,004
  5. Step 5: Solve for x
    x = 279,310,136,004/240,267.75
  6. Step 6: Final answer
    x = 1,162,495.32

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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.