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Finding the Third Proportional to 112,240 and 249,393

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Solution

The third proportional to 112,240 and 249,393 is: 554,141.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,240 : 249,393 = 249,393 : x
  2. Step 2: Convert to fraction form
    112,240/249,393 = 249,393/x
  3. Step 3: Cross multiply
    112,240x = 249,393 × 249,393
  4. Step 4: Simplify right side
    112,240x = 62,196,868,449
  5. Step 5: Solve for x
    x = 62,196,868,449/112,240
  6. Step 6: Final answer
    x = 554,141.74

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.