Home / 696,974.91-1,045,473.83-191,532.73

Finding the Fourth Proportional to 696,974.91, 1,045,473.83 and 191,532.73

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Solution

The fourth proportional to 696,974.91, 1,045,473.83 and 191,532.73 is: 287,302.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,974.91 : 1,045,473.83 = 191,532.73 : x
  2. Step 2: Convert to fraction form
    696,974.91/1,045,473.83 = 191,532.73/x
  3. Step 3: Cross multiply
    696,974.91x = 1,045,473.83 × 191,532.73
  4. Step 4: Simplify right side
    696,974.91x = 200,242,456,803.46
  5. Step 5: Solve for x
    x = 200,242,456,803.46/696,974.91
  6. Step 6: Final answer
    x = 287,302.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.