Home / 993,193.20-1,489,674.60-283,330.80

Finding the Fourth Proportional to 993,193.20, 1,489,674.60 and 283,330.80

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Solution

The fourth proportional to 993,193.20, 1,489,674.60 and 283,330.80 is: 424,963.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,193.20 : 1,489,674.60 = 283,330.80 : x
  2. Step 2: Convert to fraction form
    993,193.20/1,489,674.60 = 283,330.80/x
  3. Step 3: Cross multiply
    993,193.20x = 1,489,674.60 × 283,330.80
  4. Step 4: Simplify right side
    993,193.20x = 422,070,696,157.68
  5. Step 5: Solve for x
    x = 422,070,696,157.68/993,193.20
  6. Step 6: Final answer
    x = 424,963.34

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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.