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Finding the Fourth Proportional to 514,474.39, 771,933.03 and 248,434.03

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Solution

The fourth proportional to 514,474.39, 771,933.03 and 248,434.03 is: 372,757.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,474.39 : 771,933.03 = 248,434.03 : x
  2. Step 2: Convert to fraction form
    514,474.39/771,933.03 = 248,434.03/x
  3. Step 3: Cross multiply
    514,474.39x = 771,933.03 × 248,434.03
  4. Step 4: Simplify right side
    514,474.39x = 191,774,433,533.01
  5. Step 5: Solve for x
    x = 191,774,433,533.01/514,474.39
  6. Step 6: Final answer
    x = 372,757.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.