Home / 891,173.54-1,336,839.19-251,482.93

Finding the Fourth Proportional to 891,173.54, 1,336,839.19 and 251,482.93

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Solution

The fourth proportional to 891,173.54, 1,336,839.19 and 251,482.93 is: 377,246.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,173.54 : 1,336,839.19 = 251,482.93 : x
  2. Step 2: Convert to fraction form
    891,173.54/1,336,839.19 = 251,482.93/x
  3. Step 3: Cross multiply
    891,173.54x = 1,336,839.19 × 251,482.93
  4. Step 4: Simplify right side
    891,173.54x = 336,192,232,469.22
  5. Step 5: Solve for x
    x = 336,192,232,469.22/891,173.54
  6. Step 6: Final answer
    x = 377,246.65

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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.