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Finding the Fourth Proportional to 237,580.58, 356,333.72 and 77,655.30

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Solution

The fourth proportional to 237,580.58, 356,333.72 and 77,655.30 is: 116,470.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,580.58 : 356,333.72 = 77,655.30 : x
  2. Step 2: Convert to fraction form
    237,580.58/356,333.72 = 77,655.30/x
  3. Step 3: Cross multiply
    237,580.58x = 356,333.72 × 77,655.30
  4. Step 4: Simplify right side
    237,580.58x = 27,671,201,538.44
  5. Step 5: Solve for x
    x = 27,671,201,538.44/237,580.58
  6. Step 6: Final answer
    x = 116,470.81

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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.