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Finding the Fourth Proportional to 254,479.72, 351,176.58 and 141,300.52

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Solution

The fourth proportional to 254,479.72, 351,176.58 and 141,300.52 is: 194,991.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,479.72 : 351,176.58 = 141,300.52 : x
  2. Step 2: Convert to fraction form
    254,479.72/351,176.58 = 141,300.52/x
  3. Step 3: Cross multiply
    254,479.72x = 351,176.58 × 141,300.52
  4. Step 4: Simplify right side
    254,479.72x = 49,621,433,365.82
  5. Step 5: Solve for x
    x = 49,621,433,365.82/254,479.72
  6. Step 6: Final answer
    x = 194,991.70

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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.