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Finding the Fourth Proportional to 233,438.76, 350,267.49 and 115,045.52

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Solution

The fourth proportional to 233,438.76, 350,267.49 and 115,045.52 is: 172,622.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,438.76 : 350,267.49 = 115,045.52 : x
  2. Step 2: Convert to fraction form
    233,438.76/350,267.49 = 115,045.52/x
  3. Step 3: Cross multiply
    233,438.76x = 350,267.49 × 115,045.52
  4. Step 4: Simplify right side
    233,438.76x = 40,296,703,774.81
  5. Step 5: Solve for x
    x = 40,296,703,774.81/233,438.76
  6. Step 6: Final answer
    x = 172,622.16

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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.