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Finding the Fourth Proportional to 504,607.41, 756,782.15 and 149,538.51

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Solution

The fourth proportional to 504,607.41, 756,782.15 and 149,538.51 is: 224,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,607.41 : 756,782.15 = 149,538.51 : x
  2. Step 2: Convert to fraction form
    504,607.41/756,782.15 = 149,538.51/x
  3. Step 3: Cross multiply
    504,607.41x = 756,782.15 × 149,538.51
  4. Step 4: Simplify right side
    504,607.41x = 113,168,074,357.90
  5. Step 5: Solve for x
    x = 113,168,074,357.90/504,607.41
  6. Step 6: Final answer
    x = 224,269.55

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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.