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Finding the Third Proportional to 282,048 and 615,544

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Solution

The third proportional to 282,048 and 615,544 is: 1,343,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,048 : 615,544 = 615,544 : x
  2. Step 2: Convert to fraction form
    282,048/615,544 = 615,544/x
  3. Step 3: Cross multiply
    282,048x = 615,544 × 615,544
  4. Step 4: Simplify right side
    282,048x = 378,894,415,936
  5. Step 5: Solve for x
    x = 378,894,415,936/282,048
  6. Step 6: Final answer
    x = 1,343,368.56

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.