Home / 980,460.59-1,470,692.04-306,545.43

Finding the Fourth Proportional to 980,460.59, 1,470,692.04 and 306,545.43

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Solution

The fourth proportional to 980,460.59, 1,470,692.04 and 306,545.43 is: 459,818.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,460.59 : 1,470,692.04 = 306,545.43 : x
  2. Step 2: Convert to fraction form
    980,460.59/1,470,692.04 = 306,545.43/x
  3. Step 3: Cross multiply
    980,460.59x = 1,470,692.04 × 306,545.43
  4. Step 4: Simplify right side
    980,460.59x = 450,833,923,799.38
  5. Step 5: Solve for x
    x = 450,833,923,799.38/980,460.59
  6. Step 6: Final answer
    x = 459,818.51

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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.