Home / 441,336.07-662,004.06-125,784.78

Finding the Fourth Proportional to 441,336.07, 662,004.06 and 125,784.78

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Solution

The fourth proportional to 441,336.07, 662,004.06 and 125,784.78 is: 188,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,336.07 : 662,004.06 = 125,784.78 : x
  2. Step 2: Convert to fraction form
    441,336.07/662,004.06 = 125,784.78/x
  3. Step 3: Cross multiply
    441,336.07x = 662,004.06 × 125,784.78
  4. Step 4: Simplify right side
    441,336.07x = 83,270,035,046.21
  5. Step 5: Solve for x
    x = 83,270,035,046.21/441,336.07
  6. Step 6: Final answer
    x = 188,677.16

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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.