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Finding the Fourth Proportional to 584,530.60, 806,662.98 and 329,832.64

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Solution

The fourth proportional to 584,530.60, 806,662.98 and 329,832.64 is: 455,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,530.60 : 806,662.98 = 329,832.64 : x
  2. Step 2: Convert to fraction form
    584,530.60/806,662.98 = 329,832.64/x
  3. Step 3: Cross multiply
    584,530.60x = 806,662.98 × 329,832.64
  4. Step 4: Simplify right side
    584,530.60x = 266,063,780,283.67
  5. Step 5: Solve for x
    x = 266,063,780,283.67/584,530.60
  6. Step 6: Final answer
    x = 455,175.11

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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.