Home / 372,881.12-514,573.32-203,115.24

Finding the Fourth Proportional to 372,881.12, 514,573.32 and 203,115.24

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Solution

The fourth proportional to 372,881.12, 514,573.32 and 203,115.24 is: 280,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,881.12 : 514,573.32 = 203,115.24 : x
  2. Step 2: Convert to fraction form
    372,881.12/514,573.32 = 203,115.24/x
  3. Step 3: Cross multiply
    372,881.12x = 514,573.32 × 203,115.24
  4. Step 4: Simplify right side
    372,881.12x = 104,517,683,389.40
  5. Step 5: Solve for x
    x = 104,517,683,389.40/372,881.12
  6. Step 6: Final answer
    x = 280,297.60

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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.