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Finding the Third Proportional to 369,696 and 528,282

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Solution

The third proportional to 369,696 and 528,282 is: 754,895.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,696 : 528,282 = 528,282 : x
  2. Step 2: Convert to fraction form
    369,696/528,282 = 528,282/x
  3. Step 3: Cross multiply
    369,696x = 528,282 × 528,282
  4. Step 4: Simplify right side
    369,696x = 279,081,871,524
  5. Step 5: Solve for x
    x = 279,081,871,524/369,696
  6. Step 6: Final answer
    x = 754,895.57

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.