Home / 747,480.13-1,121,180.00-368,022.58

Finding the Fourth Proportional to 747,480.13, 1,121,180.00 and 368,022.58

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Solution

The fourth proportional to 747,480.13, 1,121,180.00 and 368,022.58 is: 552,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,480.13 : 1,121,180.00 = 368,022.58 : x
  2. Step 2: Convert to fraction form
    747,480.13/1,121,180.00 = 368,022.58/x
  3. Step 3: Cross multiply
    747,480.13x = 1,121,180.00 × 368,022.58
  4. Step 4: Simplify right side
    747,480.13x = 412,619,551,601.34
  5. Step 5: Solve for x
    x = 412,619,551,601.34/747,480.13
  6. Step 6: Final answer
    x = 552,014.08

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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.