Home / 939,033.52-1,295,866.34-531,126.57

Finding the Fourth Proportional to 939,033.52, 1,295,866.34 and 531,126.57

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Solution

The fourth proportional to 939,033.52, 1,295,866.34 and 531,126.57 is: 732,954.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,033.52 : 1,295,866.34 = 531,126.57 : x
  2. Step 2: Convert to fraction form
    939,033.52/1,295,866.34 = 531,126.57/x
  3. Step 3: Cross multiply
    939,033.52x = 1,295,866.34 × 531,126.57
  4. Step 4: Simplify right side
    939,033.52x = 688,269,048,538.24
  5. Step 5: Solve for x
    x = 688,269,048,538.24/939,033.52
  6. Step 6: Final answer
    x = 732,954.72

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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.