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Finding the Third Proportional to 86,004 and 130,303.50

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Solution

The third proportional to 86,004 and 130,303.50 is: 197,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,004 : 130,303.50 = 130,303.50 : x
  2. Step 2: Convert to fraction form
    86,004/130,303.50 = 130,303.50/x
  3. Step 3: Cross multiply
    86,004x = 130,303.50 × 130,303.50
  4. Step 4: Simplify right side
    86,004x = 16,979,002,112.25
  5. Step 5: Solve for x
    x = 16,979,002,112.25/86,004
  6. Step 6: Final answer
    x = 197,421.07

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.