Home / 902,195.01-1,245,029.06-494,312.31

Finding the Fourth Proportional to 902,195.01, 1,245,029.06 and 494,312.31

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Solution

The fourth proportional to 902,195.01, 1,245,029.06 and 494,312.31 is: 682,150.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,195.01 : 1,245,029.06 = 494,312.31 : x
  2. Step 2: Convert to fraction form
    902,195.01/1,245,029.06 = 494,312.31/x
  3. Step 3: Cross multiply
    902,195.01x = 1,245,029.06 × 494,312.31
  4. Step 4: Simplify right side
    902,195.01x = 615,433,191,901.51
  5. Step 5: Solve for x
    x = 615,433,191,901.51/902,195.01
  6. Step 6: Final answer
    x = 682,150.96

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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.