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Finding the Third Proportional to 186,752 and 409,784

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Solution

The third proportional to 186,752 and 409,784 is: 899,176.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,752 : 409,784 = 409,784 : x
  2. Step 2: Convert to fraction form
    186,752/409,784 = 409,784/x
  3. Step 3: Cross multiply
    186,752x = 409,784 × 409,784
  4. Step 4: Simplify right side
    186,752x = 167,922,926,656
  5. Step 5: Solve for x
    x = 167,922,926,656/186,752
  6. Step 6: Final answer
    x = 899,176.06

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.