Home / 436,311.15-653,798.77-293,628.53

Finding the Fourth Proportional to 436,311.15, 653,798.77 and 293,628.53

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Solution

The fourth proportional to 436,311.15, 653,798.77 and 293,628.53 is: 439,993.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,311.15 : 653,798.77 = 293,628.53 : x
  2. Step 2: Convert to fraction form
    436,311.15/653,798.77 = 293,628.53/x
  3. Step 3: Cross multiply
    436,311.15x = 653,798.77 × 293,628.53
  4. Step 4: Simplify right side
    436,311.15x = 191,973,971,750.91
  5. Step 5: Solve for x
    x = 191,973,971,750.91/436,311.15
  6. Step 6: Final answer
    x = 439,993.27

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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.