Home / 965,200.45-1,332,136.52-535,618.57

Finding the Fourth Proportional to 965,200.45, 1,332,136.52 and 535,618.57

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Solution

The fourth proportional to 965,200.45, 1,332,136.52 and 535,618.57 is: 739,242.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,200.45 : 1,332,136.52 = 535,618.57 : x
  2. Step 2: Convert to fraction form
    965,200.45/1,332,136.52 = 535,618.57/x
  3. Step 3: Cross multiply
    965,200.45x = 1,332,136.52 × 535,618.57
  4. Step 4: Simplify right side
    965,200.45x = 713,517,057,887.18
  5. Step 5: Solve for x
    x = 713,517,057,887.18/965,200.45
  6. Step 6: Final answer
    x = 739,242.36

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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.