Home / 436,108.42-654,416.40-183,370.60

Finding the Fourth Proportional to 436,108.42, 654,416.40 and 183,370.60

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Solution

The fourth proportional to 436,108.42, 654,416.40 and 183,370.60 is: 275,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,108.42 : 654,416.40 = 183,370.60 : x
  2. Step 2: Convert to fraction form
    436,108.42/654,416.40 = 183,370.60/x
  3. Step 3: Cross multiply
    436,108.42x = 654,416.40 × 183,370.60
  4. Step 4: Simplify right side
    436,108.42x = 120,000,727,917.84
  5. Step 5: Solve for x
    x = 120,000,727,917.84/436,108.42
  6. Step 6: Final answer
    x = 275,162.60

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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.