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Finding the Fourth Proportional to 432,543.57, 596,908.16 and 238,951.34

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Solution

The fourth proportional to 432,543.57, 596,908.16 and 238,951.34 is: 329,751.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,543.57 : 596,908.16 = 238,951.34 : x
  2. Step 2: Convert to fraction form
    432,543.57/596,908.16 = 238,951.34/x
  3. Step 3: Cross multiply
    432,543.57x = 596,908.16 × 238,951.34
  4. Step 4: Simplify right side
    432,543.57x = 142,632,004,688.93
  5. Step 5: Solve for x
    x = 142,632,004,688.93/432,543.57
  6. Step 6: Final answer
    x = 329,751.76

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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.