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Finding the Fourth Proportional to 551,234.04, 761,344.97 and 441,235.64

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Solution

The fourth proportional to 551,234.04, 761,344.97 and 441,235.64 is: 609,419.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,234.04 : 761,344.97 = 441,235.64 : x
  2. Step 2: Convert to fraction form
    551,234.04/761,344.97 = 441,235.64/x
  3. Step 3: Cross multiply
    551,234.04x = 761,344.97 × 441,235.64
  4. Step 4: Simplify right side
    551,234.04x = 335,932,529,085.83
  5. Step 5: Solve for x
    x = 335,932,529,085.83/551,234.04
  6. Step 6: Final answer
    x = 609,419.06

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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.