Home / 351,186.37-484,638.46-190,041.40

Finding the Fourth Proportional to 351,186.37, 484,638.46 and 190,041.40

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Solution

The fourth proportional to 351,186.37, 484,638.46 and 190,041.40 is: 262,257.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,186.37 : 484,638.46 = 190,041.40 : x
  2. Step 2: Convert to fraction form
    351,186.37/484,638.46 = 190,041.40/x
  3. Step 3: Cross multiply
    351,186.37x = 484,638.46 × 190,041.40
  4. Step 4: Simplify right side
    351,186.37x = 92,101,371,432.24
  5. Step 5: Solve for x
    x = 92,101,371,432.24/351,186.37
  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.