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Finding the Fourth Proportional to 617,522.66, 852,162.93 and 341,892.77

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Solution

The fourth proportional to 617,522.66, 852,162.93 and 341,892.77 is: 471,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,522.66 : 852,162.93 = 341,892.77 : x
  2. Step 2: Convert to fraction form
    617,522.66/852,162.93 = 341,892.77/x
  3. Step 3: Cross multiply
    617,522.66x = 852,162.93 × 341,892.77
  4. Step 4: Simplify right side
    617,522.66x = 291,348,344,629.02
  5. Step 5: Solve for x
    x = 291,348,344,629.02/617,522.66
  6. Step 6: Final answer
    x = 471,801.87

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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.