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Finding the Third Proportional to 58,579.31 and 121,312.69

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Solution

The third proportional to 58,579.31 and 121,312.69 is: 251,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,579.31 : 121,312.69 = 121,312.69 : x
  2. Step 2: Convert to fraction form
    58,579.31/121,312.69 = 121,312.69/x
  3. Step 3: Cross multiply
    58,579.31x = 121,312.69 × 121,312.69
  4. Step 4: Simplify right side
    58,579.31x = 14,716,768,148.47
  5. Step 5: Solve for x
    x = 14,716,768,148.47/58,579.31
  6. Step 6: Final answer
    x = 251,228.08

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.