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Finding the Third Proportional to 411,076 and 896,658

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Solution

The third proportional to 411,076 and 896,658 is: 1,955,831.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,076 : 896,658 = 896,658 : x
  2. Step 2: Convert to fraction form
    411,076/896,658 = 896,658/x
  3. Step 3: Cross multiply
    411,076x = 896,658 × 896,658
  4. Step 4: Simplify right side
    411,076x = 803,995,568,964
  5. Step 5: Solve for x
    x = 803,995,568,964/411,076
  6. Step 6: Final answer
    x = 1,955,831.94

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.