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Finding the Third Proportional to 249,603 and 555,399.75

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Solution

The third proportional to 249,603 and 555,399.75 is: 1,235,838.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,603 : 555,399.75 = 555,399.75 : x
  2. Step 2: Convert to fraction form
    249,603/555,399.75 = 555,399.75/x
  3. Step 3: Cross multiply
    249,603x = 555,399.75 × 555,399.75
  4. Step 4: Simplify right side
    249,603x = 308,468,882,300.06
  5. Step 5: Solve for x
    x = 308,468,882,300.06/249,603
  6. Step 6: Final answer
    x = 1,235,838.04

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.