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Finding the Third Proportional to 672,532.88 and 999,271.69

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Solution

The third proportional to 672,532.88 and 999,271.69 is: 1,484,751.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,532.88 : 999,271.69 = 999,271.69 : x
  2. Step 2: Convert to fraction form
    672,532.88/999,271.69 = 999,271.69/x
  3. Step 3: Cross multiply
    672,532.88x = 999,271.69 × 999,271.69
  4. Step 4: Simplify right side
    672,532.88x = 998,543,905,439.10
  5. Step 5: Solve for x
    x = 998,543,905,439.10/672,532.88
  6. Step 6: Final answer
    x = 1,484,751.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.