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Finding the Fourth Proportional to 228,341.62, 342,545.24 and 70,582.38

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Solution

The fourth proportional to 228,341.62, 342,545.24 and 70,582.38 is: 105,883.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,341.62 : 342,545.24 = 70,582.38 : x
  2. Step 2: Convert to fraction form
    228,341.62/342,545.24 = 70,582.38/x
  3. Step 3: Cross multiply
    228,341.62x = 342,545.24 × 70,582.38
  4. Step 4: Simplify right side
    228,341.62x = 24,177,658,296.87
  5. Step 5: Solve for x
    x = 24,177,658,296.87/228,341.62
  6. Step 6: Final answer
    x = 105,883.71

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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.