Home / 351,186.36-484,638.47-190,041.39

Finding the Fourth Proportional to 351,186.36, 484,638.47 and 190,041.39

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Solution

The fourth proportional to 351,186.36, 484,638.47 and 190,041.39 is: 262,257.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,186.36 : 484,638.47 = 190,041.39 : x
  2. Step 2: Convert to fraction form
    351,186.36/484,638.47 = 190,041.39/x
  3. Step 3: Cross multiply
    351,186.36x = 484,638.47 × 190,041.39
  4. Step 4: Simplify right side
    351,186.36x = 92,101,367,536.07
  5. Step 5: Solve for x
    x = 92,101,367,536.07/351,186.36
  6. Step 6: Final answer
    x = 262,257.82

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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.