Home / 891,203.16-1,336,960.62-531,660.36

Finding the Fourth Proportional to 891,203.16, 1,336,960.62 and 531,660.36

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Solution

The fourth proportional to 891,203.16, 1,336,960.62 and 531,660.36 is: 797,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,203.16 : 1,336,960.62 = 531,660.36 : x
  2. Step 2: Convert to fraction form
    891,203.16/1,336,960.62 = 531,660.36/x
  3. Step 3: Cross multiply
    891,203.16x = 1,336,960.62 × 531,660.36
  4. Step 4: Simplify right side
    891,203.16x = 710,808,964,535.02
  5. Step 5: Solve for x
    x = 710,808,964,535.02/891,203.16
  6. Step 6: Final answer
    x = 797,583.53

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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.