Home / 845,301.64-1,166,635.86-523,115.50

Finding the Fourth Proportional to 845,301.64, 1,166,635.86 and 523,115.50

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Solution

The fourth proportional to 845,301.64, 1,166,635.86 and 523,115.50 is: 721,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,301.64 : 1,166,635.86 = 523,115.50 : x
  2. Step 2: Convert to fraction form
    845,301.64/1,166,635.86 = 523,115.50/x
  3. Step 3: Cross multiply
    845,301.64x = 1,166,635.86 × 523,115.50
  4. Step 4: Simplify right side
    845,301.64x = 610,285,301,221.83
  5. Step 5: Solve for x
    x = 610,285,301,221.83/845,301.64
  6. Step 6: Final answer
    x = 721,973.40

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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.