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Finding the Fourth Proportional to 349,995.77, 482,995.56 and 197,036.54

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Solution

The fourth proportional to 349,995.77, 482,995.56 and 197,036.54 is: 271,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,995.77 : 482,995.56 = 197,036.54 : x
  2. Step 2: Convert to fraction form
    349,995.77/482,995.56 = 197,036.54/x
  3. Step 3: Cross multiply
    349,995.77x = 482,995.56 × 197,036.54
  4. Step 4: Simplify right side
    349,995.77x = 95,167,771,562.78
  5. Step 5: Solve for x
    x = 95,167,771,562.78/349,995.77
  6. Step 6: Final answer
    x = 271,911.21

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1.5x scale

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.