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Finding the Fourth Proportional to 504,673.39, 757,051.09 and 149,686.38

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Solution

The fourth proportional to 504,673.39, 757,051.09 and 149,686.38 is: 224,541.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,673.39 : 757,051.09 = 149,686.38 : x
  2. Step 2: Convert to fraction form
    504,673.39/757,051.09 = 149,686.38/x
  3. Step 3: Cross multiply
    504,673.39x = 757,051.09 × 149,686.38
  4. Step 4: Simplify right side
    504,673.39x = 113,320,239,313.14
  5. Step 5: Solve for x
    x = 113,320,239,313.14/504,673.39
  6. Step 6: Final answer
    x = 224,541.74

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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.