Home / 348,583.38-523,022.70-190,627.31

Finding the Fourth Proportional to 348,583.38, 523,022.70 and 190,627.31

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Solution

The fourth proportional to 348,583.38, 523,022.70 and 190,627.31 is: 286,021.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,583.38 : 523,022.70 = 190,627.31 : x
  2. Step 2: Convert to fraction form
    348,583.38/523,022.70 = 190,627.31/x
  3. Step 3: Cross multiply
    348,583.38x = 523,022.70 × 190,627.31
  4. Step 4: Simplify right side
    348,583.38x = 99,702,407,754.82
  5. Step 5: Solve for x
    x = 99,702,407,754.82/348,583.38
  6. Step 6: Final answer
    x = 286,021.69

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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.