Home / 492,624.04-679,820.16-266,269

Finding the Fourth Proportional to 492,624.04, 679,820.16 and 266,269

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Solution

The fourth proportional to 492,624.04, 679,820.16 and 266,269 is: 367,450.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,624.04 : 679,820.16 = 266,269 : x
  2. Step 2: Convert to fraction form
    492,624.04/679,820.16 = 266,269/x
  3. Step 3: Cross multiply
    492,624.04x = 679,820.16 × 266,269
  4. Step 4: Simplify right side
    492,624.04x = 181,015,034,183.04
  5. Step 5: Solve for x
    x = 181,015,034,183.04/492,624.04
  6. Step 6: Final answer
    x = 367,450.67

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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.