Home / 437,820.23-656,797.93-185,101.55

Finding the Fourth Proportional to 437,820.23, 656,797.93 and 185,101.55

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Solution

The fourth proportional to 437,820.23, 656,797.93 and 185,101.55 is: 277,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,820.23 : 656,797.93 = 185,101.55 : x
  2. Step 2: Convert to fraction form
    437,820.23/656,797.93 = 185,101.55/x
  3. Step 3: Cross multiply
    437,820.23x = 656,797.93 × 185,101.55
  4. Step 4: Simplify right side
    437,820.23x = 121,574,311,133.05
  5. Step 5: Solve for x
    x = 121,574,311,133.05/437,820.23
  6. Step 6: Final answer
    x = 277,680.89

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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.