Home / 503,738.08-695,620.36-320,036.02

Finding the Fourth Proportional to 503,738.08, 695,620.36 and 320,036.02

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Solution

The fourth proportional to 503,738.08, 695,620.36 and 320,036.02 is: 441,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,738.08 : 695,620.36 = 320,036.02 : x
  2. Step 2: Convert to fraction form
    503,738.08/695,620.36 = 320,036.02/x
  3. Step 3: Cross multiply
    503,738.08x = 695,620.36 × 320,036.02
  4. Step 4: Simplify right side
    503,738.08x = 222,623,571,445.37
  5. Step 5: Solve for x
    x = 222,623,571,445.37/503,738.08
  6. Step 6: Final answer
    x = 441,943.11

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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.