Home / 571,919.58-857,729.03-271,803.06

Finding the Fourth Proportional to 571,919.58, 857,729.03 and 271,803.06

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Solution

The fourth proportional to 571,919.58, 857,729.03 and 271,803.06 is: 407,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,919.58 : 857,729.03 = 271,803.06 : x
  2. Step 2: Convert to fraction form
    571,919.58/857,729.03 = 271,803.06/x
  3. Step 3: Cross multiply
    571,919.58x = 857,729.03 × 271,803.06
  4. Step 4: Simplify right side
    571,919.58x = 233,133,373,645.82
  5. Step 5: Solve for x
    x = 233,133,373,645.82/571,919.58
  6. Step 6: Final answer
    x = 407,633.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.