Home / 808,034.06-1,115,058.29-440,503.58

Finding the Fourth Proportional to 808,034.06, 1,115,058.29 and 440,503.58

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Solution

The fourth proportional to 808,034.06, 1,115,058.29 and 440,503.58 is: 607,879.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,034.06 : 1,115,058.29 = 440,503.58 : x
  2. Step 2: Convert to fraction form
    808,034.06/1,115,058.29 = 440,503.58/x
  3. Step 3: Cross multiply
    808,034.06x = 1,115,058.29 × 440,503.58
  4. Step 4: Simplify right side
    808,034.06x = 491,187,169,238.81
  5. Step 5: Solve for x
    x = 491,187,169,238.81/808,034.06
  6. Step 6: Final answer
    x = 607,879.29

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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.