Home / 767,245.80-1,151,214.30-367,732.20

Finding the Fourth Proportional to 767,245.80, 1,151,214.30 and 367,732.20

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Solution

The fourth proportional to 767,245.80, 1,151,214.30 and 367,732.20 is: 551,763.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,245.80 : 1,151,214.30 = 367,732.20 : x
  2. Step 2: Convert to fraction form
    767,245.80/1,151,214.30 = 367,732.20/x
  3. Step 3: Cross multiply
    767,245.80x = 1,151,214.30 × 367,732.20
  4. Step 4: Simplify right side
    767,245.80x = 423,338,567,210.46
  5. Step 5: Solve for x
    x = 423,338,567,210.46/767,245.80
  6. Step 6: Final answer
    x = 551,763.94

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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.