Home / 1,132,640.32-1,698,921.60-333,889.60

Finding the Fourth Proportional to 1,132,640.32, 1,698,921.60 and 333,889.60

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Solution

The fourth proportional to 1,132,640.32, 1,698,921.60 and 333,889.60 is: 500,822.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,640.32 : 1,698,921.60 = 333,889.60 : x
  2. Step 2: Convert to fraction form
    1,132,640.32/1,698,921.60 = 333,889.60/x
  3. Step 3: Cross multiply
    1,132,640.32x = 1,698,921.60 × 333,889.60
  4. Step 4: Simplify right side
    1,132,640.32x = 567,252,253,455.36
  5. Step 5: Solve for x
    x = 567,252,253,455.36/1,132,640.32
  6. Step 6: Final answer
    x = 500,822.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.