Home / 864,183.10-1,296,101.85-414,903.10

Finding the Fourth Proportional to 864,183.10, 1,296,101.85 and 414,903.10

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Solution

The fourth proportional to 864,183.10, 1,296,101.85 and 414,903.10 is: 622,271.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,183.10 : 1,296,101.85 = 414,903.10 : x
  2. Step 2: Convert to fraction form
    864,183.10/1,296,101.85 = 414,903.10/x
  3. Step 3: Cross multiply
    864,183.10x = 1,296,101.85 × 414,903.10
  4. Step 4: Simplify right side
    864,183.10x = 537,756,675,480.74
  5. Step 5: Solve for x
    x = 537,756,675,480.74/864,183.10
  6. Step 6: Final answer
    x = 622,271.69

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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.