Home / 670,545.50-1,005,818.40-197,230.83

Finding the Fourth Proportional to 670,545.50, 1,005,818.40 and 197,230.83

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Solution

The fourth proportional to 670,545.50, 1,005,818.40 and 197,230.83 is: 295,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,545.50 : 1,005,818.40 = 197,230.83 : x
  2. Step 2: Convert to fraction form
    670,545.50/1,005,818.40 = 197,230.83/x
  3. Step 3: Cross multiply
    670,545.50x = 1,005,818.40 × 197,230.83
  4. Step 4: Simplify right side
    670,545.50x = 198,378,397,861.27
  5. Step 5: Solve for x
    x = 198,378,397,861.27/670,545.50
  6. Step 6: Final answer
    x = 295,846.29

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1.5x scale

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.