Home / 946,821.15-1,306,621.55-538,949.25

Finding the Fourth Proportional to 946,821.15, 1,306,621.55 and 538,949.25

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Solution

The fourth proportional to 946,821.15, 1,306,621.55 and 538,949.25 is: 743,754.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,821.15 : 1,306,621.55 = 538,949.25 : x
  2. Step 2: Convert to fraction form
    946,821.15/1,306,621.55 = 538,949.25/x
  3. Step 3: Cross multiply
    946,821.15x = 1,306,621.55 × 538,949.25
  4. Step 4: Simplify right side
    946,821.15x = 704,202,705,753.71
  5. Step 5: Solve for x
    x = 704,202,705,753.71/946,821.15
  6. Step 6: Final answer
    x = 743,754.73

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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.