Home / 559,826.20-839,739.30-185,849.20

Finding the Fourth Proportional to 559,826.20, 839,739.30 and 185,849.20

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Solution

The fourth proportional to 559,826.20, 839,739.30 and 185,849.20 is: 278,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,826.20 : 839,739.30 = 185,849.20 : x
  2. Step 2: Convert to fraction form
    559,826.20/839,739.30 = 185,849.20/x
  3. Step 3: Cross multiply
    559,826.20x = 839,739.30 × 185,849.20
  4. Step 4: Simplify right side
    559,826.20x = 156,064,877,113.56
  5. Step 5: Solve for x
    x = 156,064,877,113.56/559,826.20
  6. Step 6: Final answer
    x = 278,773.80

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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.