Home / 928,977.15-1,393,506.23-255,040.95

Finding the Fourth Proportional to 928,977.15, 1,393,506.23 and 255,040.95

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Solution

The fourth proportional to 928,977.15, 1,393,506.23 and 255,040.95 is: 382,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,977.15 : 1,393,506.23 = 255,040.95 : x
  2. Step 2: Convert to fraction form
    928,977.15/1,393,506.23 = 255,040.95/x
  3. Step 3: Cross multiply
    928,977.15x = 1,393,506.23 × 255,040.95
  4. Step 4: Simplify right side
    928,977.15x = 355,401,151,454.91
  5. Step 5: Solve for x
    x = 355,401,151,454.91/928,977.15
  6. Step 6: Final answer
    x = 382,572.54

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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.