Home / 929,062.20-1,393,247.70-367,980.60

Finding the Fourth Proportional to 929,062.20, 1,393,247.70 and 367,980.60

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Solution

The fourth proportional to 929,062.20, 1,393,247.70 and 367,980.60 is: 551,834.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,062.20 : 1,393,247.70 = 367,980.60 : x
  2. Step 2: Convert to fraction form
    929,062.20/1,393,247.70 = 367,980.60/x
  3. Step 3: Cross multiply
    929,062.20x = 1,393,247.70 × 367,980.60
  4. Step 4: Simplify right side
    929,062.20x = 512,688,124,594.62
  5. Step 5: Solve for x
    x = 512,688,124,594.62/929,062.20
  6. Step 6: Final answer
    x = 551,834.02

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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.