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Finding the Fourth Proportional to 531,787, 733,866.06 and 293,323

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Solution

The fourth proportional to 531,787, 733,866.06 and 293,323 is: 404,785.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,787 : 733,866.06 = 293,323 : x
  2. Step 2: Convert to fraction form
    531,787/733,866.06 = 293,323/x
  3. Step 3: Cross multiply
    531,787x = 733,866.06 × 293,323
  4. Step 4: Simplify right side
    531,787x = 215,259,794,317.38
  5. Step 5: Solve for x
    x = 215,259,794,317.38/531,787
  6. Step 6: Final answer
    x = 404,785.74

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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.