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Finding the Fourth Proportional to 508,237.57, 701,389.97 and 304,249.16

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Solution

The fourth proportional to 508,237.57, 701,389.97 and 304,249.16 is: 419,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,237.57 : 701,389.97 = 304,249.16 : x
  2. Step 2: Convert to fraction form
    508,237.57/701,389.97 = 304,249.16/x
  3. Step 3: Cross multiply
    508,237.57x = 701,389.97 × 304,249.16
  4. Step 4: Simplify right side
    508,237.57x = 213,397,309,204.93
  5. Step 5: Solve for x
    x = 213,397,309,204.93/508,237.57
  6. Step 6: Final answer
    x = 419,877.08

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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.