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Finding the Fourth Proportional to 554,682.83, 765,462.38 and 300,034.04

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Solution

The fourth proportional to 554,682.83, 765,462.38 and 300,034.04 is: 414,047.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,682.83 : 765,462.38 = 300,034.04 : x
  2. Step 2: Convert to fraction form
    554,682.83/765,462.38 = 300,034.04/x
  3. Step 3: Cross multiply
    554,682.83x = 765,462.38 × 300,034.04
  4. Step 4: Simplify right side
    554,682.83x = 229,664,765,011.93
  5. Step 5: Solve for x
    x = 229,664,765,011.93/554,682.83
  6. Step 6: Final answer
    x = 414,047.01

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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.