Home / 856,189.94-1,181,094.21-529,398.54

Finding the Fourth Proportional to 856,189.94, 1,181,094.21 and 529,398.54

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Solution

The fourth proportional to 856,189.94, 1,181,094.21 and 529,398.54 is: 730,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,189.94 : 1,181,094.21 = 529,398.54 : x
  2. Step 2: Convert to fraction form
    856,189.94/1,181,094.21 = 529,398.54/x
  3. Step 3: Cross multiply
    856,189.94x = 1,181,094.21 × 529,398.54
  4. Step 4: Simplify right side
    856,189.94x = 625,269,550,376.45
  5. Step 5: Solve for x
    x = 625,269,550,376.45/856,189.94
  6. Step 6: Final answer
    x = 730,293.04

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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.