Home / 782,962.30-1,174,467.82-372,541.68

Finding the Fourth Proportional to 782,962.30, 1,174,467.82 and 372,541.68

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Solution

The fourth proportional to 782,962.30, 1,174,467.82 and 372,541.68 is: 558,824.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,962.30 : 1,174,467.82 = 372,541.68 : x
  2. Step 2: Convert to fraction form
    782,962.30/1,174,467.82 = 372,541.68/x
  3. Step 3: Cross multiply
    782,962.30x = 1,174,467.82 × 372,541.68
  4. Step 4: Simplify right side
    782,962.30x = 437,538,214,768.74
  5. Step 5: Solve for x
    x = 437,538,214,768.74/782,962.30
  6. Step 6: Final answer
    x = 558,824.12

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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.