Home / 772,441.92-1,065,953.52-432,902.88

Finding the Fourth Proportional to 772,441.92, 1,065,953.52 and 432,902.88

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Solution

The fourth proportional to 772,441.92, 1,065,953.52 and 432,902.88 is: 597,396.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,441.92 : 1,065,953.52 = 432,902.88 : x
  2. Step 2: Convert to fraction form
    772,441.92/1,065,953.52 = 432,902.88/x
  3. Step 3: Cross multiply
    772,441.92x = 1,065,953.52 × 432,902.88
  4. Step 4: Simplify right side
    772,441.92x = 461,454,348,754.14
  5. Step 5: Solve for x
    x = 461,454,348,754.14/772,441.92
  6. Step 6: Final answer
    x = 597,396.82

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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.