Home / 384,262.20-576,370.56-118,025.28

Finding the Fourth Proportional to 384,262.20, 576,370.56 and 118,025.28

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Solution

The fourth proportional to 384,262.20, 576,370.56 and 118,025.28 is: 177,030.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,262.20 : 576,370.56 = 118,025.28 : x
  2. Step 2: Convert to fraction form
    384,262.20/576,370.56 = 118,025.28/x
  3. Step 3: Cross multiply
    384,262.20x = 576,370.56 × 118,025.28
  4. Step 4: Simplify right side
    384,262.20x = 68,026,296,727.76
  5. Step 5: Solve for x
    x = 68,026,296,727.76/384,262.20
  6. Step 6: Final answer
    x = 177,030.94

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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.