Home / 700,149.20-1,050,223.80-194,709.20

Finding the Fourth Proportional to 700,149.20, 1,050,223.80 and 194,709.20

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Solution

The fourth proportional to 700,149.20, 1,050,223.80 and 194,709.20 is: 292,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,149.20 : 1,050,223.80 = 194,709.20 : x
  2. Step 2: Convert to fraction form
    700,149.20/1,050,223.80 = 194,709.20/x
  3. Step 3: Cross multiply
    700,149.20x = 1,050,223.80 × 194,709.20
  4. Step 4: Simplify right side
    700,149.20x = 204,488,235,918.96
  5. Step 5: Solve for x
    x = 204,488,235,918.96/700,149.20
  6. Step 6: Final answer
    x = 292,063.80

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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.