Home / 993,611.60-1,491,406.20-461,253.20

Finding the Fourth Proportional to 993,611.60, 1,491,406.20 and 461,253.20

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Solution

The fourth proportional to 993,611.60, 1,491,406.20 and 461,253.20 is: 692,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,611.60 : 1,491,406.20 = 461,253.20 : x
  2. Step 2: Convert to fraction form
    993,611.60/1,491,406.20 = 461,253.20/x
  3. Step 3: Cross multiply
    993,611.60x = 1,491,406.20 × 461,253.20
  4. Step 4: Simplify right side
    993,611.60x = 687,915,882,249.84
  5. Step 5: Solve for x
    x = 687,915,882,249.84/993,611.60
  6. Step 6: Final answer
    x = 692,338.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.