Home / 700,649.46-1,050,812.88-274,195.39

Finding the Fourth Proportional to 700,649.46, 1,050,812.88 and 274,195.39

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Solution

The fourth proportional to 700,649.46, 1,050,812.88 and 274,195.39 is: 411,229.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,649.46 : 1,050,812.88 = 274,195.39 : x
  2. Step 2: Convert to fraction form
    700,649.46/1,050,812.88 = 274,195.39/x
  3. Step 3: Cross multiply
    700,649.46x = 1,050,812.88 × 274,195.39
  4. Step 4: Simplify right side
    700,649.46x = 288,128,047,448.62
  5. Step 5: Solve for x
    x = 288,128,047,448.62/700,649.46
  6. Step 6: Final answer
    x = 411,229.96

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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.