Home / 558,758.88-771,087.24-304,111.88

Finding the Fourth Proportional to 558,758.88, 771,087.24 and 304,111.88

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Solution

The fourth proportional to 558,758.88, 771,087.24 and 304,111.88 is: 419,674.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,758.88 : 771,087.24 = 304,111.88 : x
  2. Step 2: Convert to fraction form
    558,758.88/771,087.24 = 304,111.88/x
  3. Step 3: Cross multiply
    558,758.88x = 771,087.24 × 304,111.88
  4. Step 4: Simplify right side
    558,758.88x = 234,496,790,200.41
  5. Step 5: Solve for x
    x = 234,496,790,200.41/558,758.88
  6. Step 6: Final answer
    x = 419,674.39

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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.