Home / 873,183.14-1,309,774.78-242,096.98

Finding the Fourth Proportional to 873,183.14, 1,309,774.78 and 242,096.98

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Solution

The fourth proportional to 873,183.14, 1,309,774.78 and 242,096.98 is: 363,145.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,183.14 : 1,309,774.78 = 242,096.98 : x
  2. Step 2: Convert to fraction form
    873,183.14/1,309,774.78 = 242,096.98/x
  3. Step 3: Cross multiply
    873,183.14x = 1,309,774.78 × 242,096.98
  4. Step 4: Simplify right side
    873,183.14x = 317,092,518,718.16
  5. Step 5: Solve for x
    x = 317,092,518,718.16/873,183.14
  6. Step 6: Final answer
    x = 363,145.49

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Double scale
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Similar ratio
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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.