Home / 403,617.54-556,996.05-222,330.30

Finding the Fourth Proportional to 403,617.54, 556,996.05 and 222,330.30

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Solution

The fourth proportional to 403,617.54, 556,996.05 and 222,330.30 is: 306,817.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,617.54 : 556,996.05 = 222,330.30 : x
  2. Step 2: Convert to fraction form
    403,617.54/556,996.05 = 222,330.30/x
  3. Step 3: Cross multiply
    403,617.54x = 556,996.05 × 222,330.30
  4. Step 4: Simplify right side
    403,617.54x = 123,837,098,895.32
  5. Step 5: Solve for x
    x = 123,837,098,895.32/403,617.54
  6. Step 6: Final answer
    x = 306,817.93

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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.