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Finding the Fourth Proportional to 554,353.24, 765,007.53 and 299,704.36

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Solution

The fourth proportional to 554,353.24, 765,007.53 and 299,704.36 is: 413,592.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,353.24 : 765,007.53 = 299,704.36 : x
  2. Step 2: Convert to fraction form
    554,353.24/765,007.53 = 299,704.36/x
  3. Step 3: Cross multiply
    554,353.24x = 765,007.53 × 299,704.36
  4. Step 4: Simplify right side
    554,353.24x = 229,276,092,173.83
  5. Step 5: Solve for x
    x = 229,276,092,173.83/554,353.24
  6. Step 6: Final answer
    x = 413,592.05

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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.