Home / 459,837.53-689,555.22-231,992.97

Finding the Fourth Proportional to 459,837.53, 689,555.22 and 231,992.97

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Solution

The fourth proportional to 459,837.53, 689,555.22 and 231,992.97 is: 347,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,837.53 : 689,555.22 = 231,992.97 : x
  2. Step 2: Convert to fraction form
    459,837.53/689,555.22 = 231,992.97/x
  3. Step 3: Cross multiply
    459,837.53x = 689,555.22 × 231,992.97
  4. Step 4: Simplify right side
    459,837.53x = 159,971,963,466.80
  5. Step 5: Solve for x
    x = 159,971,963,466.80/459,837.53
  6. Step 6: Final answer
    x = 347,888.01

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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.