Home / 741,346.02-1,023,046.44-419,044.80

Finding the Fourth Proportional to 741,346.02, 1,023,046.44 and 419,044.80

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Solution

The fourth proportional to 741,346.02, 1,023,046.44 and 419,044.80 is: 578,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,346.02 : 1,023,046.44 = 419,044.80 : x
  2. Step 2: Convert to fraction form
    741,346.02/1,023,046.44 = 419,044.80/x
  3. Step 3: Cross multiply
    741,346.02x = 1,023,046.44 × 419,044.80
  4. Step 4: Simplify right side
    741,346.02x = 428,702,290,840.51
  5. Step 5: Solve for x
    x = 428,702,290,840.51/741,346.02
  6. Step 6: Final answer
    x = 578,275.57

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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.