Home / 400,295.24-552,216.56-247,278.34

Finding the Fourth Proportional to 400,295.24, 552,216.56 and 247,278.34

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Solution

The fourth proportional to 400,295.24, 552,216.56 and 247,278.34 is: 341,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,295.24 : 552,216.56 = 247,278.34 : x
  2. Step 2: Convert to fraction form
    400,295.24/552,216.56 = 247,278.34/x
  3. Step 3: Cross multiply
    400,295.24x = 552,216.56 × 247,278.34
  4. Step 4: Simplify right side
    400,295.24x = 136,551,194,277.31
  5. Step 5: Solve for x
    x = 136,551,194,277.31/400,295.24
  6. Step 6: Final answer
    x = 341,126.20

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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.