Home / 845,277.35-1,166,602.30-523,091.21

Finding the Fourth Proportional to 845,277.35, 1,166,602.30 and 523,091.21

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Solution

The fourth proportional to 845,277.35, 1,166,602.30 and 523,091.21 is: 721,939.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,277.35 : 1,166,602.30 = 523,091.21 : x
  2. Step 2: Convert to fraction form
    845,277.35/1,166,602.30 = 523,091.21/x
  3. Step 3: Cross multiply
    845,277.35x = 1,166,602.30 × 523,091.21
  4. Step 4: Simplify right side
    845,277.35x = 610,239,401,555.04
  5. Step 5: Solve for x
    x = 610,239,401,555.04/845,277.35
  6. Step 6: Final answer
    x = 721,939.85

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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.