Home / 292,055.32-403,218.78-223,941.44

Finding the Fourth Proportional to 292,055.32, 403,218.78 and 223,941.44

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Solution

The fourth proportional to 292,055.32, 403,218.78 and 223,941.44 is: 309,179.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,055.32 : 403,218.78 = 223,941.44 : x
  2. Step 2: Convert to fraction form
    292,055.32/403,218.78 = 223,941.44/x
  3. Step 3: Cross multiply
    292,055.32x = 403,218.78 × 223,941.44
  4. Step 4: Simplify right side
    292,055.32x = 90,297,394,228.24
  5. Step 5: Solve for x
    x = 90,297,394,228.24/292,055.32
  6. Step 6: Final answer
    x = 309,179.08

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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.