Home / 986,632.32-1,361,556.84-533,923.32

Finding the Fourth Proportional to 986,632.32, 1,361,556.84 and 533,923.32

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Solution

The fourth proportional to 986,632.32, 1,361,556.84 and 533,923.32 is: 736,816.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,632.32 : 1,361,556.84 = 533,923.32 : x
  2. Step 2: Convert to fraction form
    986,632.32/1,361,556.84 = 533,923.32/x
  3. Step 3: Cross multiply
    986,632.32x = 1,361,556.84 × 533,923.32
  4. Step 4: Simplify right side
    986,632.32x = 726,966,948,381.51
  5. Step 5: Solve for x
    x = 726,966,948,381.51/986,632.32
  6. Step 6: Final answer
    x = 736,816.48

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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.