Home / 965,198.70-1,332,134.10-535,616.82

Finding the Fourth Proportional to 965,198.70, 1,332,134.10 and 535,616.82

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Solution

The fourth proportional to 965,198.70, 1,332,134.10 and 535,616.82 is: 739,239.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,198.70 : 1,332,134.10 = 535,616.82 : x
  2. Step 2: Convert to fraction form
    965,198.70/1,332,134.10 = 535,616.82/x
  3. Step 3: Cross multiply
    965,198.70x = 1,332,134.10 × 535,616.82
  4. Step 4: Simplify right side
    965,198.70x = 713,513,430,455.56
  5. Step 5: Solve for x
    x = 713,513,430,455.56/965,198.70
  6. Step 6: Final answer
    x = 739,239.94

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1.5x scale

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.