Home / 372,880.12-514,571.94-203,114.24

Finding the Fourth Proportional to 372,880.12, 514,571.94 and 203,114.24

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Solution

The fourth proportional to 372,880.12, 514,571.94 and 203,114.24 is: 280,296.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,880.12 : 514,571.94 = 203,114.24 : x
  2. Step 2: Convert to fraction form
    372,880.12/514,571.94 = 203,114.24/x
  3. Step 3: Cross multiply
    372,880.12x = 514,571.94 × 203,114.24
  4. Step 4: Simplify right side
    372,880.12x = 104,516,888,518.43
  5. Step 5: Solve for x
    x = 104,516,888,518.43/372,880.12
  6. Step 6: Final answer
    x = 280,296.22

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1.5x scale

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.