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Finding the Fourth Proportional to 504,998.12, 757,367.58 and 149,929.76

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Solution

The fourth proportional to 504,998.12, 757,367.58 and 149,929.76 is: 224,856.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,998.12 : 757,367.58 = 149,929.76 : x
  2. Step 2: Convert to fraction form
    504,998.12/757,367.58 = 149,929.76/x
  3. Step 3: Cross multiply
    504,998.12x = 757,367.58 × 149,929.76
  4. Step 4: Simplify right side
    504,998.12x = 113,551,939,501.18
  5. Step 5: Solve for x
    x = 113,551,939,501.18/504,998.12
  6. Step 6: Final answer
    x = 224,856.16

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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.