Home / 470,078.27-705,397.58-170,582.21

Finding the Fourth Proportional to 470,078.27, 705,397.58 and 170,582.21

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Solution

The fourth proportional to 470,078.27, 705,397.58 and 170,582.21 is: 255,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,078.27 : 705,397.58 = 170,582.21 : x
  2. Step 2: Convert to fraction form
    470,078.27/705,397.58 = 170,582.21/x
  3. Step 3: Cross multiply
    470,078.27x = 705,397.58 × 170,582.21
  4. Step 4: Simplify right side
    470,078.27x = 120,328,273,745.15
  5. Step 5: Solve for x
    x = 120,328,273,745.15/470,078.27
  6. Step 6: Final answer
    x = 255,974.98

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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.