Home / 915,668.57-1,263,468.63-610,200.98

Finding the Fourth Proportional to 915,668.57, 1,263,468.63 and 610,200.98

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Solution

The fourth proportional to 915,668.57, 1,263,468.63 and 610,200.98 is: 841,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,668.57 : 1,263,468.63 = 610,200.98 : x
  2. Step 2: Convert to fraction form
    915,668.57/1,263,468.63 = 610,200.98/x
  3. Step 3: Cross multiply
    915,668.57x = 1,263,468.63 × 610,200.98
  4. Step 4: Simplify right side
    915,668.57x = 770,969,796,225.26
  5. Step 5: Solve for x
    x = 770,969,796,225.26/915,668.57
  6. Step 6: Final answer
    x = 841,974.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.