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Finding the Third Proportional to 923,328 and 1,381,312

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Solution

The third proportional to 923,328 and 1,381,312 is: 2,066,462.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,328 : 1,381,312 = 1,381,312 : x
  2. Step 2: Convert to fraction form
    923,328/1,381,312 = 1,381,312/x
  3. Step 3: Cross multiply
    923,328x = 1,381,312 × 1,381,312
  4. Step 4: Simplify right side
    923,328x = 1,908,022,841,344
  5. Step 5: Solve for x
    x = 1,908,022,841,344/923,328
  6. Step 6: Final answer
    x = 2,066,462.67

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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.