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Finding the Fourth Proportional to 600,036.66, 827,660.43 and 384,835.86

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Solution

The fourth proportional to 600,036.66, 827,660.43 and 384,835.86 is: 530,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,036.66 : 827,660.43 = 384,835.86 : x
  2. Step 2: Convert to fraction form
    600,036.66/827,660.43 = 384,835.86/x
  3. Step 3: Cross multiply
    600,036.66x = 827,660.43 × 384,835.86
  4. Step 4: Simplify right side
    600,036.66x = 318,513,413,367.02
  5. Step 5: Solve for x
    x = 318,513,413,367.02/600,036.66
  6. Step 6: Final answer
    x = 530,823.26

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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.