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Finding the Fourth Proportional to 554,365.27, 765,024.00 and 299,716.46

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Solution

The fourth proportional to 554,365.27, 765,024.00 and 299,716.46 is: 413,608.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,365.27 : 765,024.00 = 299,716.46 : x
  2. Step 2: Convert to fraction form
    554,365.27/765,024.00 = 299,716.46/x
  3. Step 3: Cross multiply
    554,365.27x = 765,024.00 × 299,716.46
  4. Step 4: Simplify right side
    554,365.27x = 229,290,280,145.98
  5. Step 5: Solve for x
    x = 229,290,280,145.98/554,365.27
  6. Step 6: Final answer
    x = 413,608.67

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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.