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Finding the Fourth Proportional to 237,937.59, 328,427.39 and 153,054.66

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Solution

The fourth proportional to 237,937.59, 328,427.39 and 153,054.66 is: 211,262.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,937.59 : 328,427.39 = 153,054.66 : x
  2. Step 2: Convert to fraction form
    237,937.59/328,427.39 = 153,054.66/x
  3. Step 3: Cross multiply
    237,937.59x = 328,427.39 × 153,054.66
  4. Step 4: Simplify right side
    237,937.59x = 50,267,342,511.14
  5. Step 5: Solve for x
    x = 50,267,342,511.14/237,937.59
  6. Step 6: Final answer
    x = 211,262.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.