Home / 579,823.58-869,817.36-180,504.66

Finding the Fourth Proportional to 579,823.58, 869,817.36 and 180,504.66

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Solution

The fourth proportional to 579,823.58, 869,817.36 and 180,504.66 is: 270,782.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,823.58 : 869,817.36 = 180,504.66 : x
  2. Step 2: Convert to fraction form
    579,823.58/869,817.36 = 180,504.66/x
  3. Step 3: Cross multiply
    579,823.58x = 869,817.36 × 180,504.66
  4. Step 4: Simplify right side
    579,823.58x = 157,006,086,828.90
  5. Step 5: Solve for x
    x = 157,006,086,828.90/579,823.58
  6. Step 6: Final answer
    x = 270,782.51

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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.