Home / 855,924.70-1,181,167.61-463,455.77

Finding the Fourth Proportional to 855,924.70, 1,181,167.61 and 463,455.77

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Solution

The fourth proportional to 855,924.70, 1,181,167.61 and 463,455.77 is: 639,564.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,924.70 : 1,181,167.61 = 463,455.77 : x
  2. Step 2: Convert to fraction form
    855,924.70/1,181,167.61 = 463,455.77/x
  3. Step 3: Cross multiply
    855,924.70x = 1,181,167.61 × 463,455.77
  4. Step 4: Simplify right side
    855,924.70x = 547,418,941,874.33
  5. Step 5: Solve for x
    x = 547,418,941,874.33/855,924.70
  6. Step 6: Final answer
    x = 639,564.37

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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.