Home / 439,543.52-659,348.08-186,795.60

Finding the Fourth Proportional to 439,543.52, 659,348.08 and 186,795.60

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Solution

The fourth proportional to 439,543.52, 659,348.08 and 186,795.60 is: 280,207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,543.52 : 659,348.08 = 186,795.60 : x
  2. Step 2: Convert to fraction form
    439,543.52/659,348.08 = 186,795.60/x
  3. Step 3: Cross multiply
    439,543.52x = 659,348.08 × 186,795.60
  4. Step 4: Simplify right side
    439,543.52x = 123,163,320,212.45
  5. Step 5: Solve for x
    x = 123,163,320,212.45/439,543.52
  6. Step 6: Final answer
    x = 280,207.34

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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.