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Finding the Fourth Proportional to 367,036.82, 506,509.99 and 203,718.35

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Solution

The fourth proportional to 367,036.82, 506,509.99 and 203,718.35 is: 281,130.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,036.82 : 506,509.99 = 203,718.35 : x
  2. Step 2: Convert to fraction form
    367,036.82/506,509.99 = 203,718.35/x
  3. Step 3: Cross multiply
    367,036.82x = 506,509.99 × 203,718.35
  4. Step 4: Simplify right side
    367,036.82x = 103,185,379,421.32
  5. Step 5: Solve for x
    x = 103,185,379,421.32/367,036.82
  6. Step 6: Final answer
    x = 281,130.87

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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.