Home / 701,749.89-968,415.39-379,460.16

Finding the Fourth Proportional to 701,749.89, 968,415.39 and 379,460.16

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Solution

The fourth proportional to 701,749.89, 968,415.39 and 379,460.16 is: 523,655.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,749.89 : 968,415.39 = 379,460.16 : x
  2. Step 2: Convert to fraction form
    701,749.89/968,415.39 = 379,460.16/x
  3. Step 3: Cross multiply
    701,749.89x = 968,415.39 × 379,460.16
  4. Step 4: Simplify right side
    701,749.89x = 367,475,058,835.86
  5. Step 5: Solve for x
    x = 367,475,058,835.86/701,749.89
  6. Step 6: Final answer
    x = 523,655.31

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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.