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Finding the Fourth Proportional to 692,248.29, 955,388.16 and 401,797.68

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Solution

The fourth proportional to 692,248.29, 955,388.16 and 401,797.68 is: 554,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,248.29 : 955,388.16 = 401,797.68 : x
  2. Step 2: Convert to fraction form
    692,248.29/955,388.16 = 401,797.68/x
  3. Step 3: Cross multiply
    692,248.29x = 955,388.16 × 401,797.68
  4. Step 4: Simplify right side
    692,248.29x = 383,872,746,187.47
  5. Step 5: Solve for x
    x = 383,872,746,187.47/692,248.29
  6. Step 6: Final answer
    x = 554,530.44

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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.