Home / 901,190.56-1,243,674.54-493,292.66

Finding the Fourth Proportional to 901,190.56, 1,243,674.54 and 493,292.66

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Solution

The fourth proportional to 901,190.56, 1,243,674.54 and 493,292.66 is: 680,761.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,190.56 : 1,243,674.54 = 493,292.66 : x
  2. Step 2: Convert to fraction form
    901,190.56/1,243,674.54 = 493,292.66/x
  3. Step 3: Cross multiply
    901,190.56x = 1,243,674.54 × 493,292.66
  4. Step 4: Simplify right side
    901,190.56x = 613,495,525,120.06
  5. Step 5: Solve for x
    x = 613,495,525,120.06/901,190.56
  6. Step 6: Final answer
    x = 680,761.16

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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.