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Finding the Third Proportional to 113,816.81 and 249,315.19

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Solution

The third proportional to 113,816.81 and 249,315.19 is: 546,123.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,816.81 : 249,315.19 = 249,315.19 : x
  2. Step 2: Convert to fraction form
    113,816.81/249,315.19 = 249,315.19/x
  3. Step 3: Cross multiply
    113,816.81x = 249,315.19 × 249,315.19
  4. Step 4: Simplify right side
    113,816.81x = 62,158,062,718.16
  5. Step 5: Solve for x
    x = 62,158,062,718.16/113,816.81
  6. Step 6: Final answer
    x = 546,123.73

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.