Home / 902,186.10-1,353,643.65-396,843.30

Finding the Fourth Proportional to 902,186.10, 1,353,643.65 and 396,843.30

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Solution

The fourth proportional to 902,186.10, 1,353,643.65 and 396,843.30 is: 595,425.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,186.10 : 1,353,643.65 = 396,843.30 : x
  2. Step 2: Convert to fraction form
    902,186.10/1,353,643.65 = 396,843.30/x
  3. Step 3: Cross multiply
    902,186.10x = 1,353,643.65 × 396,843.30
  4. Step 4: Simplify right side
    902,186.10x = 537,184,413,090.05
  5. Step 5: Solve for x
    x = 537,184,413,090.05/902,186.10
  6. Step 6: Final answer
    x = 595,425.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.