Home / 836,190.83-1,154,105.08-545,297.36

Finding the Fourth Proportional to 836,190.83, 1,154,105.08 and 545,297.36

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Solution

The fourth proportional to 836,190.83, 1,154,105.08 and 545,297.36 is: 752,615.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,190.83 : 1,154,105.08 = 545,297.36 : x
  2. Step 2: Convert to fraction form
    836,190.83/1,154,105.08 = 545,297.36/x
  3. Step 3: Cross multiply
    836,190.83x = 1,154,105.08 × 545,297.36
  4. Step 4: Simplify right side
    836,190.83x = 629,330,446,152.82
  5. Step 5: Solve for x
    x = 629,330,446,152.82/836,190.83
  6. Step 6: Final answer
    x = 752,615.82

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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.