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Finding the Fourth Proportional to 369,801.99, 510,326.53 and 200,036.12

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Solution

The fourth proportional to 369,801.99, 510,326.53 and 200,036.12 is: 276,049.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,801.99 : 510,326.53 = 200,036.12 : x
  2. Step 2: Convert to fraction form
    369,801.99/510,326.53 = 200,036.12/x
  3. Step 3: Cross multiply
    369,801.99x = 510,326.53 × 200,036.12
  4. Step 4: Simplify right side
    369,801.99x = 102,083,735,942.54
  5. Step 5: Solve for x
    x = 102,083,735,942.54/369,801.99
  6. Step 6: Final answer
    x = 276,049.72

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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.