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Finding the Fourth Proportional to 367,085.10, 550,565.23 and 100,783.23

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Solution

The fourth proportional to 367,085.10, 550,565.23 and 100,783.23 is: 151,157.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,085.10 : 550,565.23 = 100,783.23 : x
  2. Step 2: Convert to fraction form
    367,085.10/550,565.23 = 100,783.23/x
  3. Step 3: Cross multiply
    367,085.10x = 550,565.23 × 100,783.23
  4. Step 4: Simplify right side
    367,085.10x = 55,487,742,205.09
  5. Step 5: Solve for x
    x = 55,487,742,205.09/367,085.10
  6. Step 6: Final answer
    x = 151,157.71

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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.