Home / 579,824.58-869,818.86-180,505.65

Finding the Fourth Proportional to 579,824.58, 869,818.86 and 180,505.65

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Solution

The fourth proportional to 579,824.58, 869,818.86 and 180,505.65 is: 270,784.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,824.58 : 869,818.86 = 180,505.65 : x
  2. Step 2: Convert to fraction form
    579,824.58/869,818.86 = 180,505.65/x
  3. Step 3: Cross multiply
    579,824.58x = 869,818.86 × 180,505.65
  4. Step 4: Simplify right side
    579,824.58x = 157,007,218,706.56
  5. Step 5: Solve for x
    x = 157,007,218,706.56/579,824.58
  6. Step 6: Final answer
    x = 270,784.00

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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.