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Finding the Fourth Proportional to 367,601.80, 551,111.10 and 201,389.80

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Solution

The fourth proportional to 367,601.80, 551,111.10 and 201,389.80 is: 301,924.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,601.80 : 551,111.10 = 201,389.80 : x
  2. Step 2: Convert to fraction form
    367,601.80/551,111.10 = 201,389.80/x
  3. Step 3: Cross multiply
    367,601.80x = 551,111.10 × 201,389.80
  4. Step 4: Simplify right side
    367,601.80x = 110,988,154,206.78
  5. Step 5: Solve for x
    x = 110,988,154,206.78/367,601.80
  6. Step 6: Final answer
    x = 301,924.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.