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Finding the Third Proportional to 360,688.50 and 562,867.88

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Solution

The third proportional to 360,688.50 and 562,867.88 is: 878,376.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,688.50 : 562,867.88 = 562,867.88 : x
  2. Step 2: Convert to fraction form
    360,688.50/562,867.88 = 562,867.88/x
  3. Step 3: Cross multiply
    360,688.50x = 562,867.88 × 562,867.88
  4. Step 4: Simplify right side
    360,688.50x = 316,820,244,707.02
  5. Step 5: Solve for x
    x = 316,820,244,707.02/360,688.50
  6. Step 6: Final answer
    x = 878,376.34

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.