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Finding the Fourth Proportional to 504,342.54, 756,624.51 and 149,384.34

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Solution

The fourth proportional to 504,342.54, 756,624.51 and 149,384.34 is: 224,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,342.54 : 756,624.51 = 149,384.34 : x
  2. Step 2: Convert to fraction form
    504,342.54/756,624.51 = 149,384.34/x
  3. Step 3: Cross multiply
    504,342.54x = 756,624.51 × 149,384.34
  4. Step 4: Simplify right side
    504,342.54x = 113,027,853,054.17
  5. Step 5: Solve for x
    x = 113,027,853,054.17/504,342.54
  6. Step 6: Final answer
    x = 224,109.30

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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.