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Finding the Fourth Proportional to 593,878.38, 819,516.87 and 352,183.74

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Solution

The fourth proportional to 593,878.38, 819,516.87 and 352,183.74 is: 485,992.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,878.38 : 819,516.87 = 352,183.74 : x
  2. Step 2: Convert to fraction form
    593,878.38/819,516.87 = 352,183.74/x
  3. Step 3: Cross multiply
    593,878.38x = 819,516.87 × 352,183.74
  4. Step 4: Simplify right side
    593,878.38x = 288,620,516,269.69
  5. Step 5: Solve for x
    x = 288,620,516,269.69/593,878.38
  6. Step 6: Final answer
    x = 485,992.63

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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.