Home / 993,609.60-1,491,403.20-461,251.20

Finding the Fourth Proportional to 993,609.60, 1,491,403.20 and 461,251.20

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Solution

The fourth proportional to 993,609.60, 1,491,403.20 and 461,251.20 is: 692,335.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,609.60 : 1,491,403.20 = 461,251.20 : x
  2. Step 2: Convert to fraction form
    993,609.60/1,491,403.20 = 461,251.20/x
  3. Step 3: Cross multiply
    993,609.60x = 1,491,403.20 × 461,251.20
  4. Step 4: Simplify right side
    993,609.60x = 687,911,515,683.84
  5. Step 5: Solve for x
    x = 687,911,515,683.84/993,609.60
  6. Step 6: Final answer
    x = 692,335.82

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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.