Home / 589,583.58-813,654.18-331,541.73

Finding the Fourth Proportional to 589,583.58, 813,654.18 and 331,541.73

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Solution

The fourth proportional to 589,583.58, 813,654.18 and 331,541.73 is: 457,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,583.58 : 813,654.18 = 331,541.73 : x
  2. Step 2: Convert to fraction form
    589,583.58/813,654.18 = 331,541.73/x
  3. Step 3: Cross multiply
    589,583.58x = 813,654.18 × 331,541.73
  4. Step 4: Simplify right side
    589,583.58x = 269,760,315,348.64
  5. Step 5: Solve for x
    x = 269,760,315,348.64/589,583.58
  6. Step 6: Final answer
    x = 457,543.80

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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.