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Finding the Third Proportional to 282,357 and 550,528

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Solution

The third proportional to 282,357 and 550,528 is: 1,073,396.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,357 : 550,528 = 550,528 : x
  2. Step 2: Convert to fraction form
    282,357/550,528 = 550,528/x
  3. Step 3: Cross multiply
    282,357x = 550,528 × 550,528
  4. Step 4: Simplify right side
    282,357x = 303,081,078,784
  5. Step 5: Solve for x
    x = 303,081,078,784/282,357
  6. Step 6: Final answer
    x = 1,073,396.72

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.