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Finding the Fourth Proportional to 437,329.92, 656,186.25 and 153,224.95

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Solution

The fourth proportional to 437,329.92, 656,186.25 and 153,224.95 is: 229,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,329.92 : 656,186.25 = 153,224.95 : x
  2. Step 2: Convert to fraction form
    437,329.92/656,186.25 = 153,224.95/x
  3. Step 3: Cross multiply
    437,329.92x = 656,186.25 × 153,224.95
  4. Step 4: Simplify right side
    437,329.92x = 100,544,105,346.94
  5. Step 5: Solve for x
    x = 100,544,105,346.94/437,329.92
  6. Step 6: Final answer
    x = 229,904.47

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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.