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Finding the Fourth Proportional to 367,725.51, 507,449.45 and 204,381.21

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Solution

The fourth proportional to 367,725.51, 507,449.45 and 204,381.21 is: 282,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,725.51 : 507,449.45 = 204,381.21 : x
  2. Step 2: Convert to fraction form
    367,725.51/507,449.45 = 204,381.21/x
  3. Step 3: Cross multiply
    367,725.51x = 507,449.45 × 204,381.21
  4. Step 4: Simplify right side
    367,725.51x = 103,713,131,582.93
  5. Step 5: Solve for x
    x = 103,713,131,582.93/367,725.51
  6. Step 6: Final answer
    x = 282,039.53

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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.