Home / 714,383.20-1,071,615.84-259,073.56

Finding the Fourth Proportional to 714,383.20, 1,071,615.84 and 259,073.56

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Solution

The fourth proportional to 714,383.20, 1,071,615.84 and 259,073.56 is: 388,625.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,383.20 : 1,071,615.84 = 259,073.56 : x
  2. Step 2: Convert to fraction form
    714,383.20/1,071,615.84 = 259,073.56/x
  3. Step 3: Cross multiply
    714,383.20x = 1,071,615.84 × 259,073.56
  4. Step 4: Simplify right side
    714,383.20x = 277,627,330,621.19
  5. Step 5: Solve for x
    x = 277,627,330,621.19/714,383.20
  6. Step 6: Final answer
    x = 388,625.22

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Double scale
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1.5x scale

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.