Home / 969,189.90-1,453,784.50-259,199.48

Finding the Fourth Proportional to 969,189.90, 1,453,784.50 and 259,199.48

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Solution

The fourth proportional to 969,189.90, 1,453,784.50 and 259,199.48 is: 388,799.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,189.90 : 1,453,784.50 = 259,199.48 : x
  2. Step 2: Convert to fraction form
    969,189.90/1,453,784.50 = 259,199.48/x
  3. Step 3: Cross multiply
    969,189.90x = 1,453,784.50 × 259,199.48
  4. Step 4: Simplify right side
    969,189.90x = 376,820,186,432.06
  5. Step 5: Solve for x
    x = 376,820,186,432.06/969,189.90
  6. Step 6: Final answer
    x = 388,799.13

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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.