Home / 671,844.80-1,007,767.20-198,545.60

Finding the Fourth Proportional to 671,844.80, 1,007,767.20 and 198,545.60

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Solution

The fourth proportional to 671,844.80, 1,007,767.20 and 198,545.60 is: 297,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,844.80 : 1,007,767.20 = 198,545.60 : x
  2. Step 2: Convert to fraction form
    671,844.80/1,007,767.20 = 198,545.60/x
  3. Step 3: Cross multiply
    671,844.80x = 1,007,767.20 × 198,545.60
  4. Step 4: Simplify right side
    671,844.80x = 200,087,743,384.32
  5. Step 5: Solve for x
    x = 200,087,743,384.32/671,844.80
  6. Step 6: Final answer
    x = 297,818.40

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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.