Home / 373,190.32-514,983.19-212,023

Finding the Fourth Proportional to 373,190.32, 514,983.19 and 212,023

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Solution

The fourth proportional to 373,190.32, 514,983.19 and 212,023 is: 292,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,190.32 : 514,983.19 = 212,023 : x
  2. Step 2: Convert to fraction form
    373,190.32/514,983.19 = 212,023/x
  3. Step 3: Cross multiply
    373,190.32x = 514,983.19 × 212,023
  4. Step 4: Simplify right side
    373,190.32x = 109,188,280,893.37
  5. Step 5: Solve for x
    x = 109,188,280,893.37/373,190.32
  6. Step 6: Final answer
    x = 292,580.69

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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.