Home / 839,560.32-1,158,617.52-457,611.84

Finding the Fourth Proportional to 839,560.32, 1,158,617.52 and 457,611.84

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Solution

The fourth proportional to 839,560.32, 1,158,617.52 and 457,611.84 is: 631,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,560.32 : 1,158,617.52 = 457,611.84 : x
  2. Step 2: Convert to fraction form
    839,560.32/1,158,617.52 = 457,611.84/x
  3. Step 3: Cross multiply
    839,560.32x = 1,158,617.52 × 457,611.84
  4. Step 4: Simplify right side
    839,560.32x = 530,197,095,183.44
  5. Step 5: Solve for x
    x = 530,197,095,183.44/839,560.32
  6. Step 6: Final answer
    x = 631,517.57

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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.