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Finding the Third Proportional to 717,324 and 1,099,040

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Solution

The third proportional to 717,324 and 1,099,040 is: 1,683,881.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,324 : 1,099,040 = 1,099,040 : x
  2. Step 2: Convert to fraction form
    717,324/1,099,040 = 1,099,040/x
  3. Step 3: Cross multiply
    717,324x = 1,099,040 × 1,099,040
  4. Step 4: Simplify right side
    717,324x = 1,207,888,921,600
  5. Step 5: Solve for x
    x = 1,207,888,921,600/717,324
  6. Step 6: Final answer
    x = 1,683,881.93

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.