Home / 353,562.27-487,926.78-200,606.83

Finding the Fourth Proportional to 353,562.27, 487,926.78 and 200,606.83

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Solution

The fourth proportional to 353,562.27, 487,926.78 and 200,606.83 is: 276,843.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,562.27 : 487,926.78 = 200,606.83 : x
  2. Step 2: Convert to fraction form
    353,562.27/487,926.78 = 200,606.83/x
  3. Step 3: Cross multiply
    353,562.27x = 487,926.78 × 200,606.83
  4. Step 4: Simplify right side
    353,562.27x = 97,881,444,607.91
  5. Step 5: Solve for x
    x = 97,881,444,607.91/353,562.27
  6. Step 6: Final answer
    x = 276,843.58

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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.