Home / 263,571.04-363,456.16-225,456.76

Finding the Fourth Proportional to 263,571.04, 363,456.16 and 225,456.76

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Solution

The fourth proportional to 263,571.04, 363,456.16 and 225,456.76 is: 310,897.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,571.04 : 363,456.16 = 225,456.76 : x
  2. Step 2: Convert to fraction form
    263,571.04/363,456.16 = 225,456.76/x
  3. Step 3: Cross multiply
    263,571.04x = 363,456.16 × 225,456.76
  4. Step 4: Simplify right side
    263,571.04x = 81,943,648,235.64
  5. Step 5: Solve for x
    x = 81,943,648,235.64/263,571.04
  6. Step 6: Final answer
    x = 310,897.77

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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.