Home / 772,182.56-1,065,611.22-432,653.24

Finding the Fourth Proportional to 772,182.56, 1,065,611.22 and 432,653.24

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Solution

The fourth proportional to 772,182.56, 1,065,611.22 and 432,653.24 is: 597,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,182.56 : 1,065,611.22 = 432,653.24 : x
  2. Step 2: Convert to fraction form
    772,182.56/1,065,611.22 = 432,653.24/x
  3. Step 3: Cross multiply
    772,182.56x = 1,065,611.22 × 432,653.24
  4. Step 4: Simplify right side
    772,182.56x = 461,040,146,913.35
  5. Step 5: Solve for x
    x = 461,040,146,913.35/772,182.56
  6. Step 6: Final answer
    x = 597,061.07

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1.5x scale

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.