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Finding the Third Proportional to 58,784 and 85,714

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Solution

The third proportional to 58,784 and 85,714 is: 124,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,784 : 85,714 = 85,714 : x
  2. Step 2: Convert to fraction form
    58,784/85,714 = 85,714/x
  3. Step 3: Cross multiply
    58,784x = 85,714 × 85,714
  4. Step 4: Simplify right side
    58,784x = 7,346,889,796
  5. Step 5: Solve for x
    x = 7,346,889,796/58,784
  6. Step 6: Final answer
    x = 124,981.11

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.