Home / 403,620.75-556,996.77-233,953.29

Finding the Fourth Proportional to 403,620.75, 556,996.77 and 233,953.29

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Solution

The fourth proportional to 403,620.75, 556,996.77 and 233,953.29 is: 322,855.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,620.75 : 556,996.77 = 233,953.29 : x
  2. Step 2: Convert to fraction form
    403,620.75/556,996.77 = 233,953.29/x
  3. Step 3: Cross multiply
    403,620.75x = 556,996.77 × 233,953.29
  4. Step 4: Simplify right side
    403,620.75x = 130,311,226,860.87
  5. Step 5: Solve for x
    x = 130,311,226,860.87/403,620.75
  6. Step 6: Final answer
    x = 322,855.62

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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.