Home / 948,467.26-1,309,004.40-622,054.72

Finding the Fourth Proportional to 948,467.26, 1,309,004.40 and 622,054.72

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Solution

The fourth proportional to 948,467.26, 1,309,004.40 and 622,054.72 is: 858,513.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,467.26 : 1,309,004.40 = 622,054.72 : x
  2. Step 2: Convert to fraction form
    948,467.26/1,309,004.40 = 622,054.72/x
  3. Step 3: Cross multiply
    948,467.26x = 1,309,004.40 × 622,054.72
  4. Step 4: Simplify right side
    948,467.26x = 814,272,365,520.77
  5. Step 5: Solve for x
    x = 814,272,365,520.77/948,467.26
  6. Step 6: Final answer
    x = 858,513.94

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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.