Home / 497,171.12-686,063.84-293,175.27

Finding the Fourth Proportional to 497,171.12, 686,063.84 and 293,175.27

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Solution

The fourth proportional to 497,171.12, 686,063.84 and 293,175.27 is: 404,562.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,171.12 : 686,063.84 = 293,175.27 : x
  2. Step 2: Convert to fraction form
    497,171.12/686,063.84 = 293,175.27/x
  3. Step 3: Cross multiply
    497,171.12x = 686,063.84 × 293,175.27
  4. Step 4: Simplify right side
    497,171.12x = 201,136,950,063.36
  5. Step 5: Solve for x
    x = 201,136,950,063.36/497,171.12
  6. Step 6: Final answer
    x = 404,562.82

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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.