Home / 955,245.56-1,318,191.22-525,514.64

Finding the Fourth Proportional to 955,245.56, 1,318,191.22 and 525,514.64

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Solution

The fourth proportional to 955,245.56, 1,318,191.22 and 525,514.64 is: 725,183.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,245.56 : 1,318,191.22 = 525,514.64 : x
  2. Step 2: Convert to fraction form
    955,245.56/1,318,191.22 = 525,514.64/x
  3. Step 3: Cross multiply
    955,245.56x = 1,318,191.22 × 525,514.64
  4. Step 4: Simplify right side
    955,245.56x = 692,728,784,429.46
  5. Step 5: Solve for x
    x = 692,728,784,429.46/955,245.56
  6. Step 6: Final answer
    x = 725,183.99

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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.