Home / 929,072.70-1,393,263.45-367,991.10

Finding the Fourth Proportional to 929,072.70, 1,393,263.45 and 367,991.10

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Solution

The fourth proportional to 929,072.70, 1,393,263.45 and 367,991.10 is: 551,849.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,072.70 : 1,393,263.45 = 367,991.10 : x
  2. Step 2: Convert to fraction form
    929,072.70/1,393,263.45 = 367,991.10/x
  3. Step 3: Cross multiply
    929,072.70x = 1,393,263.45 × 367,991.10
  4. Step 4: Simplify right side
    929,072.70x = 512,708,549,555.30
  5. Step 5: Solve for x
    x = 512,708,549,555.30/929,072.70
  6. Step 6: Final answer
    x = 551,849.76

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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.