Home / 444,011.32-612,723.18-242,803

Finding the Fourth Proportional to 444,011.32, 612,723.18 and 242,803

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Solution

The fourth proportional to 444,011.32, 612,723.18 and 242,803 is: 335,061.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,011.32 : 612,723.18 = 242,803 : x
  2. Step 2: Convert to fraction form
    444,011.32/612,723.18 = 242,803/x
  3. Step 3: Cross multiply
    444,011.32x = 612,723.18 × 242,803
  4. Step 4: Simplify right side
    444,011.32x = 148,771,026,273.54
  5. Step 5: Solve for x
    x = 148,771,026,273.54/444,011.32
  6. Step 6: Final answer
    x = 335,061.34

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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.