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Finding the Fourth Proportional to 233,134.69, 349,702.01 and 154,230.45

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Solution

The fourth proportional to 233,134.69, 349,702.01 and 154,230.45 is: 231,345.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,134.69 : 349,702.01 = 154,230.45 : x
  2. Step 2: Convert to fraction form
    233,134.69/349,702.01 = 154,230.45/x
  3. Step 3: Cross multiply
    233,134.69x = 349,702.01 × 154,230.45
  4. Step 4: Simplify right side
    233,134.69x = 53,934,698,368.20
  5. Step 5: Solve for x
    x = 53,934,698,368.20/233,134.69
  6. Step 6: Final answer
    x = 231,345.66

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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.