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Finding the Third Proportional to 38,580 and 84,572

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Solution

The third proportional to 38,580 and 84,572 is: 185,392.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,580 : 84,572 = 84,572 : x
  2. Step 2: Convert to fraction form
    38,580/84,572 = 84,572/x
  3. Step 3: Cross multiply
    38,580x = 84,572 × 84,572
  4. Step 4: Simplify right side
    38,580x = 7,152,423,184
  5. Step 5: Solve for x
    x = 7,152,423,184/38,580
  6. Step 6: Final answer
    x = 185,392.00

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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.