Home / 648,960.94-972,373.89-222,261.46

Finding the Fourth Proportional to 648,960.94, 972,373.89 and 222,261.46

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Solution

The fourth proportional to 648,960.94, 972,373.89 and 222,261.46 is: 333,026.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,960.94 : 972,373.89 = 222,261.46 : x
  2. Step 2: Convert to fraction form
    648,960.94/972,373.89 = 222,261.46/x
  3. Step 3: Cross multiply
    648,960.94x = 972,373.89 × 222,261.46
  4. Step 4: Simplify right side
    648,960.94x = 216,121,240,457.28
  5. Step 5: Solve for x
    x = 216,121,240,457.28/648,960.94
  6. Step 6: Final answer
    x = 333,026.58

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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.