Home / 734,803.28-1,014,027.80-412,513.97

Finding the Fourth Proportional to 734,803.28, 1,014,027.80 and 412,513.97

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Solution

The fourth proportional to 734,803.28, 1,014,027.80 and 412,513.97 is: 569,268.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,803.28 : 1,014,027.80 = 412,513.97 : x
  2. Step 2: Convert to fraction form
    734,803.28/1,014,027.80 = 412,513.97/x
  3. Step 3: Cross multiply
    734,803.28x = 1,014,027.80 × 412,513.97
  4. Step 4: Simplify right side
    734,803.28x = 418,300,626,335.66
  5. Step 5: Solve for x
    x = 418,300,626,335.66/734,803.28
  6. Step 6: Final answer
    x = 569,268.86

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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.