Home / 772,111.36-1,065,542.88-432,568

Finding the Fourth Proportional to 772,111.36, 1,065,542.88 and 432,568

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Solution

The fourth proportional to 772,111.36, 1,065,542.88 and 432,568 is: 596,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,111.36 : 1,065,542.88 = 432,568 : x
  2. Step 2: Convert to fraction form
    772,111.36/1,065,542.88 = 432,568/x
  3. Step 3: Cross multiply
    772,111.36x = 1,065,542.88 × 432,568
  4. Step 4: Simplify right side
    772,111.36x = 460,919,752,515.84
  5. Step 5: Solve for x
    x = 460,919,752,515.84/772,111.36
  6. Step 6: Final answer
    x = 596,960.20

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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.