Home / 898,803.36-1,348,232.64-393,104.16

Finding the Fourth Proportional to 898,803.36, 1,348,232.64 and 393,104.16

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Solution

The fourth proportional to 898,803.36, 1,348,232.64 and 393,104.16 is: 589,668.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,803.36 : 1,348,232.64 = 393,104.16 : x
  2. Step 2: Convert to fraction form
    898,803.36/1,348,232.64 = 393,104.16/x
  3. Step 3: Cross multiply
    898,803.36x = 1,348,232.64 × 393,104.16
  4. Step 4: Simplify right side
    898,803.36x = 529,995,859,431.78
  5. Step 5: Solve for x
    x = 529,995,859,431.78/898,803.36
  6. Step 6: Final answer
    x = 589,668.31

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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.