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Finding the Third Proportional to 115,332.28 and 249,618.47

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Solution

The third proportional to 115,332.28 and 249,618.47 is: 540,259.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,332.28 : 249,618.47 = 249,618.47 : x
  2. Step 2: Convert to fraction form
    115,332.28/249,618.47 = 249,618.47/x
  3. Step 3: Cross multiply
    115,332.28x = 249,618.47 × 249,618.47
  4. Step 4: Simplify right side
    115,332.28x = 62,309,379,941.09
  5. Step 5: Solve for x
    x = 62,309,379,941.09/115,332.28
  6. Step 6: Final answer
    x = 540,259.67

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.