Home / 372,619.28-514,225.32-202,856.24

Finding the Fourth Proportional to 372,619.28, 514,225.32 and 202,856.24

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Solution

The fourth proportional to 372,619.28, 514,225.32 and 202,856.24 is: 279,947.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,619.28 : 514,225.32 = 202,856.24 : x
  2. Step 2: Convert to fraction form
    372,619.28/514,225.32 = 202,856.24/x
  3. Step 3: Cross multiply
    372,619.28x = 514,225.32 × 202,856.24
  4. Step 4: Simplify right side
    372,619.28x = 104,313,814,928.00
  5. Step 5: Solve for x
    x = 104,313,814,928.00/372,619.28
  6. Step 6: Final answer
    x = 279,947.44

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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.