Home / 348,231.72-522,495.17-190,275.65

Finding the Fourth Proportional to 348,231.72, 522,495.17 and 190,275.65

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Solution

The fourth proportional to 348,231.72, 522,495.17 and 190,275.65 is: 285,494.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,231.72 : 522,495.17 = 190,275.65 : x
  2. Step 2: Convert to fraction form
    348,231.72/522,495.17 = 190,275.65/x
  3. Step 3: Cross multiply
    348,231.72x = 522,495.17 × 190,275.65
  4. Step 4: Simplify right side
    348,231.72x = 99,418,108,093.61
  5. Step 5: Solve for x
    x = 99,418,108,093.61/348,231.72
  6. Step 6: Final answer
    x = 285,494.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.