Home / 703,942.58-971,441.24-381,653.98

Finding the Fourth Proportional to 703,942.58, 971,441.24 and 381,653.98

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Solution

The fourth proportional to 703,942.58, 971,441.24 and 381,653.98 is: 526,682.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,942.58 : 971,441.24 = 381,653.98 : x
  2. Step 2: Convert to fraction form
    703,942.58/971,441.24 = 381,653.98/x
  3. Step 3: Cross multiply
    703,942.58x = 971,441.24 × 381,653.98
  4. Step 4: Simplify right side
    703,942.58x = 370,754,411,245.26
  5. Step 5: Solve for x
    x = 370,754,411,245.26/703,942.58
  6. Step 6: Final answer
    x = 526,682.74

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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.