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Finding the Third Proportional to 369,063.75 and 602,643

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Solution

The third proportional to 369,063.75 and 602,643 is: 984,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,063.75 : 602,643 = 602,643 : x
  2. Step 2: Convert to fraction form
    369,063.75/602,643 = 602,643/x
  3. Step 3: Cross multiply
    369,063.75x = 602,643 × 602,643
  4. Step 4: Simplify right side
    369,063.75x = 363,178,585,449
  5. Step 5: Solve for x
    x = 363,178,585,449/369,063.75
  6. Step 6: Final answer
    x = 984,053.80

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.