Home / 695,464.59-1,043,196.90-379,749.27

Finding the Fourth Proportional to 695,464.59, 1,043,196.90 and 379,749.27

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Solution

The fourth proportional to 695,464.59, 1,043,196.90 and 379,749.27 is: 569,623.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,464.59 : 1,043,196.90 = 379,749.27 : x
  2. Step 2: Convert to fraction form
    695,464.59/1,043,196.90 = 379,749.27/x
  3. Step 3: Cross multiply
    695,464.59x = 1,043,196.90 × 379,749.27
  4. Step 4: Simplify right side
    695,464.59x = 396,153,261,241.26
  5. Step 5: Solve for x
    x = 396,153,261,241.26/695,464.59
  6. Step 6: Final answer
    x = 569,623.91

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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.