Home / 403,349.22-556,611.75-222,059.34

Finding the Fourth Proportional to 403,349.22, 556,611.75 and 222,059.34

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Solution

The fourth proportional to 403,349.22, 556,611.75 and 222,059.34 is: 306,436.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,349.22 : 556,611.75 = 222,059.34 : x
  2. Step 2: Convert to fraction form
    403,349.22/556,611.75 = 222,059.34/x
  3. Step 3: Cross multiply
    403,349.22x = 556,611.75 × 222,059.34
  4. Step 4: Simplify right side
    403,349.22x = 123,600,837,841.25
  5. Step 5: Solve for x
    x = 123,600,837,841.25/403,349.22
  6. Step 6: Final answer
    x = 306,436.29

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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.