Home / 436,071.70-653,670.15-199,584.10

Finding the Fourth Proportional to 436,071.70, 653,670.15 and 199,584.10

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Solution

The fourth proportional to 436,071.70, 653,670.15 and 199,584.10 is: 299,175.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,071.70 : 653,670.15 = 199,584.10 : x
  2. Step 2: Convert to fraction form
    436,071.70/653,670.15 = 199,584.10/x
  3. Step 3: Cross multiply
    436,071.70x = 653,670.15 × 199,584.10
  4. Step 4: Simplify right side
    436,071.70x = 130,462,168,584.62
  5. Step 5: Solve for x
    x = 130,462,168,584.62/436,071.70
  6. Step 6: Final answer
    x = 299,175.96

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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.