Home / 965,573.64-1,332,183.36-557,621.60

Finding the Fourth Proportional to 965,573.64, 1,332,183.36 and 557,621.60

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Solution

The fourth proportional to 965,573.64, 1,332,183.36 and 557,621.60 is: 769,339.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,573.64 : 1,332,183.36 = 557,621.60 : x
  2. Step 2: Convert to fraction form
    965,573.64/1,332,183.36 = 557,621.60/x
  3. Step 3: Cross multiply
    965,573.64x = 1,332,183.36 × 557,621.60
  4. Step 4: Simplify right side
    965,573.64x = 742,854,216,696.58
  5. Step 5: Solve for x
    x = 742,854,216,696.58/965,573.64
  6. Step 6: Final answer
    x = 769,339.79

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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.