Home / 293,885.28-405,186.24-190,336.52

Finding the Fourth Proportional to 293,885.28, 405,186.24 and 190,336.52

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Solution

The fourth proportional to 293,885.28, 405,186.24 and 190,336.52 is: 262,421.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,885.28 : 405,186.24 = 190,336.52 : x
  2. Step 2: Convert to fraction form
    293,885.28/405,186.24 = 190,336.52/x
  3. Step 3: Cross multiply
    293,885.28x = 405,186.24 × 190,336.52
  4. Step 4: Simplify right side
    293,885.28x = 77,121,736,908.84
  5. Step 5: Solve for x
    x = 77,121,736,908.84/293,885.28
  6. Step 6: Final answer
    x = 262,421.24

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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.