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Finding the Fourth Proportional to 266,341.96, 367,562.82 and 153,164.71

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Solution

The fourth proportional to 266,341.96, 367,562.82 and 153,164.71 is: 211,373.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,341.96 : 367,562.82 = 153,164.71 : x
  2. Step 2: Convert to fraction form
    266,341.96/367,562.82 = 153,164.71/x
  3. Step 3: Cross multiply
    266,341.96x = 367,562.82 × 153,164.71
  4. Step 4: Simplify right side
    266,341.96x = 56,297,652,732.08
  5. Step 5: Solve for x
    x = 56,297,652,732.08/266,341.96
  6. Step 6: Final answer
    x = 211,373.58

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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.