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Finding the Fourth Proportional to 264,489.52, 364,814.40 and 168,953.80

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Solution

The fourth proportional to 264,489.52, 364,814.40 and 168,953.80 is: 233,040.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,489.52 : 364,814.40 = 168,953.80 : x
  2. Step 2: Convert to fraction form
    264,489.52/364,814.40 = 168,953.80/x
  3. Step 3: Cross multiply
    264,489.52x = 364,814.40 × 168,953.80
  4. Step 4: Simplify right side
    264,489.52x = 61,636,779,174.72
  5. Step 5: Solve for x
    x = 61,636,779,174.72/264,489.52
  6. Step 6: Final answer
    x = 233,040.53

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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.