Home / 899,229.08-1,241,764.86-577,499.72

Finding the Fourth Proportional to 899,229.08, 1,241,764.86 and 577,499.72

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Solution

The fourth proportional to 899,229.08, 1,241,764.86 and 577,499.72 is: 797,481.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,229.08 : 1,241,764.86 = 577,499.72 : x
  2. Step 2: Convert to fraction form
    899,229.08/1,241,764.86 = 577,499.72/x
  3. Step 3: Cross multiply
    899,229.08x = 1,241,764.86 × 577,499.72
  4. Step 4: Simplify right side
    899,229.08x = 717,118,858,955.84
  5. Step 5: Solve for x
    x = 717,118,858,955.84/899,229.08
  6. Step 6: Final answer
    x = 797,481.84

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Double scale
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1.5x scale

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.