Home / 470,511.18-705,369.98-204,071.02

Finding the Fourth Proportional to 470,511.18, 705,369.98 and 204,071.02

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Solution

The fourth proportional to 470,511.18, 705,369.98 and 204,071.02 is: 305,934.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,511.18 : 705,369.98 = 204,071.02 : x
  2. Step 2: Convert to fraction form
    470,511.18/705,369.98 = 204,071.02/x
  3. Step 3: Cross multiply
    470,511.18x = 705,369.98 × 204,071.02
  4. Step 4: Simplify right side
    470,511.18x = 143,945,571,295.98
  5. Step 5: Solve for x
    x = 143,945,571,295.98/470,511.18
  6. Step 6: Final answer
    x = 305,934.43

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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.