Home / 538,984.06-743,801.54-297,273.17

Finding the Fourth Proportional to 538,984.06, 743,801.54 and 297,273.17

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Solution

The fourth proportional to 538,984.06, 743,801.54 and 297,273.17 is: 410,238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,984.06 : 743,801.54 = 297,273.17 : x
  2. Step 2: Convert to fraction form
    538,984.06/743,801.54 = 297,273.17/x
  3. Step 3: Cross multiply
    538,984.06x = 743,801.54 × 297,273.17
  4. Step 4: Simplify right side
    538,984.06x = 221,112,242,019.82
  5. Step 5: Solve for x
    x = 221,112,242,019.82/538,984.06
  6. Step 6: Final answer
    x = 410,238.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.