Home / 888,971.26-1,226,771.67-481,064.38

Finding the Fourth Proportional to 888,971.26, 1,226,771.67 and 481,064.38

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Solution

The fourth proportional to 888,971.26, 1,226,771.67 and 481,064.38 is: 663,864.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,971.26 : 1,226,771.67 = 481,064.38 : x
  2. Step 2: Convert to fraction form
    888,971.26/1,226,771.67 = 481,064.38/x
  3. Step 3: Cross multiply
    888,971.26x = 1,226,771.67 × 481,064.38
  4. Step 4: Simplify right side
    888,971.26x = 590,156,152,830.12
  5. Step 5: Solve for x
    x = 590,156,152,830.12/888,971.26
  6. Step 6: Final answer
    x = 663,864.15

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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.