Home / 348,921.57-523,376.29-191,063.91

Finding the Fourth Proportional to 348,921.57, 523,376.29 and 191,063.91

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Solution

The fourth proportional to 348,921.57, 523,376.29 and 191,063.91 is: 286,592.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,921.57 : 523,376.29 = 191,063.91 : x
  2. Step 2: Convert to fraction form
    348,921.57/523,376.29 = 191,063.91/x
  3. Step 3: Cross multiply
    348,921.57x = 523,376.29 × 191,063.91
  4. Step 4: Simplify right side
    348,921.57x = 99,998,321,495.45
  5. Step 5: Solve for x
    x = 99,998,321,495.45/348,921.57
  6. Step 6: Final answer
    x = 286,592.54

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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.