Home / 403,335.52-556,578.48-222,012.16

Finding the Fourth Proportional to 403,335.52, 556,578.48 and 222,012.16

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Solution

The fourth proportional to 403,335.52, 556,578.48 and 222,012.16 is: 306,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,335.52 : 556,578.48 = 222,012.16 : x
  2. Step 2: Convert to fraction form
    403,335.52/556,578.48 = 222,012.16/x
  3. Step 3: Cross multiply
    403,335.52x = 556,578.48 × 222,012.16
  4. Step 4: Simplify right side
    403,335.52x = 123,567,190,554.32
  5. Step 5: Solve for x
    x = 123,567,190,554.32/403,335.52
  6. Step 6: Final answer
    x = 306,363.27

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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.