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Finding the Third Proportional to 467,328 and 700,207.50

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Solution

The third proportional to 467,328 and 700,207.50 is: 1,049,135.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,328 : 700,207.50 = 700,207.50 : x
  2. Step 2: Convert to fraction form
    467,328/700,207.50 = 700,207.50/x
  3. Step 3: Cross multiply
    467,328x = 700,207.50 × 700,207.50
  4. Step 4: Simplify right side
    467,328x = 490,290,543,056.25
  5. Step 5: Solve for x
    x = 490,290,543,056.25/467,328
  6. Step 6: Final answer
    x = 1,049,135.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.