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Finding the Fourth Proportional to 377,568.71, 521,044.81 and 207,802.83

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Solution

The fourth proportional to 377,568.71, 521,044.81 and 207,802.83 is: 286,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,568.71 : 521,044.81 = 207,802.83 : x
  2. Step 2: Convert to fraction form
    377,568.71/521,044.81 = 207,802.83/x
  3. Step 3: Cross multiply
    377,568.71x = 521,044.81 × 207,802.83
  4. Step 4: Simplify right side
    377,568.71x = 108,274,586,074.81
  5. Step 5: Solve for x
    x = 108,274,586,074.81/377,568.71
  6. Step 6: Final answer
    x = 286,767.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.