Home / 845,520.12-1,166,793.60-482,936.46

Finding the Fourth Proportional to 845,520.12, 1,166,793.60 and 482,936.46

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Solution

The fourth proportional to 845,520.12, 1,166,793.60 and 482,936.46 is: 666,438.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,520.12 : 1,166,793.60 = 482,936.46 : x
  2. Step 2: Convert to fraction form
    845,520.12/1,166,793.60 = 482,936.46/x
  3. Step 3: Cross multiply
    845,520.12x = 1,166,793.60 × 482,936.46
  4. Step 4: Simplify right side
    845,520.12x = 563,487,170,734.66
  5. Step 5: Solve for x
    x = 563,487,170,734.66/845,520.12
  6. Step 6: Final answer
    x = 666,438.51

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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.