Home / 691,025.44-953,625.72-385,093.48

Finding the Fourth Proportional to 691,025.44, 953,625.72 and 385,093.48

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Solution

The fourth proportional to 691,025.44, 953,625.72 and 385,093.48 is: 531,434.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,025.44 : 953,625.72 = 385,093.48 : x
  2. Step 2: Convert to fraction form
    691,025.44/953,625.72 = 385,093.48/x
  3. Step 3: Cross multiply
    691,025.44x = 953,625.72 × 385,093.48
  4. Step 4: Simplify right side
    691,025.44x = 367,235,047,132.31
  5. Step 5: Solve for x
    x = 367,235,047,132.31/691,025.44
  6. Step 6: Final answer
    x = 531,434.92

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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.