Home / 436,257.72-653,718.10-293,575.08

Finding the Fourth Proportional to 436,257.72, 653,718.10 and 293,575.08

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Solution

The fourth proportional to 436,257.72, 653,718.10 and 293,575.08 is: 439,912.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,257.72 : 653,718.10 = 293,575.08 : x
  2. Step 2: Convert to fraction form
    436,257.72/653,718.10 = 293,575.08/x
  3. Step 3: Cross multiply
    436,257.72x = 653,718.10 × 293,575.08
  4. Step 4: Simplify right side
    436,257.72x = 191,915,343,504.95
  5. Step 5: Solve for x
    x = 191,915,343,504.95/436,257.72
  6. Step 6: Final answer
    x = 439,912.77

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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.