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Finding the Fourth Proportional to 532,286.51, 798,846.90 and 371,315.42

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Solution

The fourth proportional to 532,286.51, 798,846.90 and 371,315.42 is: 557,264.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,286.51 : 798,846.90 = 371,315.42 : x
  2. Step 2: Convert to fraction form
    532,286.51/798,846.90 = 371,315.42/x
  3. Step 3: Cross multiply
    532,286.51x = 798,846.90 × 371,315.42
  4. Step 4: Simplify right side
    532,286.51x = 296,624,175,671.40
  5. Step 5: Solve for x
    x = 296,624,175,671.40/532,286.51
  6. Step 6: Final answer
    x = 557,264.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.