Home / 919,931.66-1,379,800.41-246,080.96

Finding the Fourth Proportional to 919,931.66, 1,379,800.41 and 246,080.96

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Solution

The fourth proportional to 919,931.66, 1,379,800.41 and 246,080.96 is: 369,095.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,931.66 : 1,379,800.41 = 246,080.96 : x
  2. Step 2: Convert to fraction form
    919,931.66/1,379,800.41 = 246,080.96/x
  3. Step 3: Cross multiply
    919,931.66x = 1,379,800.41 × 246,080.96
  4. Step 4: Simplify right side
    919,931.66x = 339,542,609,501.19
  5. Step 5: Solve for x
    x = 339,542,609,501.19/919,931.66
  6. Step 6: Final answer
    x = 369,095.47

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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.