Home / 772,268.32-1,065,759.12-432,724

Finding the Fourth Proportional to 772,268.32, 1,065,759.12 and 432,724

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Solution

The fourth proportional to 772,268.32, 1,065,759.12 and 432,724 is: 597,175.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,268.32 : 1,065,759.12 = 432,724 : x
  2. Step 2: Convert to fraction form
    772,268.32/1,065,759.12 = 432,724/x
  3. Step 3: Cross multiply
    772,268.32x = 1,065,759.12 × 432,724
  4. Step 4: Simplify right side
    772,268.32x = 461,179,549,442.88
  5. Step 5: Solve for x
    x = 461,179,549,442.88/772,268.32
  6. Step 6: Final answer
    x = 597,175.28

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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.