Home / 579,520.76-869,336.51-180,054.27

Finding the Fourth Proportional to 579,520.76, 869,336.51 and 180,054.27

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Solution

The fourth proportional to 579,520.76, 869,336.51 and 180,054.27 is: 270,098.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,520.76 : 869,336.51 = 180,054.27 : x
  2. Step 2: Convert to fraction form
    579,520.76/869,336.51 = 180,054.27/x
  3. Step 3: Cross multiply
    579,520.76x = 869,336.51 × 180,054.27
  4. Step 4: Simplify right side
    579,520.76x = 156,527,749,792.13
  5. Step 5: Solve for x
    x = 156,527,749,792.13/579,520.76
  6. Step 6: Final answer
    x = 270,098.61

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Double scale
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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.