Home / 403,296.76-556,543.06-222,009.24

Finding the Fourth Proportional to 403,296.76, 556,543.06 and 222,009.24

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Solution

The fourth proportional to 403,296.76, 556,543.06 and 222,009.24 is: 306,369.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,296.76 : 556,543.06 = 222,009.24 : x
  2. Step 2: Convert to fraction form
    403,296.76/556,543.06 = 222,009.24/x
  3. Step 3: Cross multiply
    403,296.76x = 556,543.06 × 222,009.24
  4. Step 4: Simplify right side
    403,296.76x = 123,557,701,777.87
  5. Step 5: Solve for x
    x = 123,557,701,777.87/403,296.76
  6. Step 6: Final answer
    x = 306,369.19

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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.