Home / 324,311.23-447,545.41-181,072.45

Finding the Fourth Proportional to 324,311.23, 447,545.41 and 181,072.45

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Solution

The fourth proportional to 324,311.23, 447,545.41 and 181,072.45 is: 249,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,311.23 : 447,545.41 = 181,072.45 : x
  2. Step 2: Convert to fraction form
    324,311.23/447,545.41 = 181,072.45/x
  3. Step 3: Cross multiply
    324,311.23x = 447,545.41 × 181,072.45
  4. Step 4: Simplify right side
    324,311.23x = 81,038,143,874.95
  5. Step 5: Solve for x
    x = 81,038,143,874.95/324,311.23
  6. Step 6: Final answer
    x = 249,877.70

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1.5x scale

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.