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Finding the Fourth Proportional to 367,491.99, 507,153.34 and 251,448.87

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Solution

The fourth proportional to 367,491.99, 507,153.34 and 251,448.87 is: 347,009.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,491.99 : 507,153.34 = 251,448.87 : x
  2. Step 2: Convert to fraction form
    367,491.99/507,153.34 = 251,448.87/x
  3. Step 3: Cross multiply
    367,491.99x = 507,153.34 × 251,448.87
  4. Step 4: Simplify right side
    367,491.99x = 127,523,135,587.37
  5. Step 5: Solve for x
    x = 127,523,135,587.37/367,491.99
  6. Step 6: Final answer
    x = 347,009.29

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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.