Home / 845,835.99-1,167,268.64-463,859.43

Finding the Fourth Proportional to 845,835.99, 1,167,268.64 and 463,859.43

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Solution

The fourth proportional to 845,835.99, 1,167,268.64 and 463,859.43 is: 640,134.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,835.99 : 1,167,268.64 = 463,859.43 : x
  2. Step 2: Convert to fraction form
    845,835.99/1,167,268.64 = 463,859.43/x
  3. Step 3: Cross multiply
    845,835.99x = 1,167,268.64 × 463,859.43
  4. Step 4: Simplify right side
    845,835.99x = 541,448,563,687.98
  5. Step 5: Solve for x
    x = 541,448,563,687.98/845,835.99
  6. Step 6: Final answer
    x = 640,134.22

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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.