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Finding the Third Proportional to 249,252.75 and 543,618

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Solution

The third proportional to 249,252.75 and 543,618 is: 1,185,625.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,252.75 : 543,618 = 543,618 : x
  2. Step 2: Convert to fraction form
    249,252.75/543,618 = 543,618/x
  3. Step 3: Cross multiply
    249,252.75x = 543,618 × 543,618
  4. Step 4: Simplify right side
    249,252.75x = 295,520,529,924
  5. Step 5: Solve for x
    x = 295,520,529,924/249,252.75
  6. Step 6: Final answer
    x = 1,185,625.96

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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.