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Finding the Third Proportional to 55,859.63 and 121,547.25

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Solution

The third proportional to 55,859.63 and 121,547.25 is: 264,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,859.63 : 121,547.25 = 121,547.25 : x
  2. Step 2: Convert to fraction form
    55,859.63/121,547.25 = 121,547.25/x
  3. Step 3: Cross multiply
    55,859.63x = 121,547.25 × 121,547.25
  4. Step 4: Simplify right side
    55,859.63x = 14,773,733,982.56
  5. Step 5: Solve for x
    x = 14,773,733,982.56/55,859.63
  6. Step 6: Final answer
    x = 264,479.65

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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.