Home / 798,619.96-1,101,965.56-471,887.54

Finding the Fourth Proportional to 798,619.96, 1,101,965.56 and 471,887.54

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Solution

The fourth proportional to 798,619.96, 1,101,965.56 and 471,887.54 is: 651,128.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,619.96 : 1,101,965.56 = 471,887.54 : x
  2. Step 2: Convert to fraction form
    798,619.96/1,101,965.56 = 471,887.54/x
  3. Step 3: Cross multiply
    798,619.96x = 1,101,965.56 × 471,887.54
  4. Step 4: Simplify right side
    798,619.96x = 520,003,817,273.12
  5. Step 5: Solve for x
    x = 520,003,817,273.12/798,619.96
  6. Step 6: Final answer
    x = 651,128.00

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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.