Home / 737,247.70-1,016,877.74-492,108.86

Finding the Fourth Proportional to 737,247.70, 1,016,877.74 and 492,108.86

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Solution

The fourth proportional to 737,247.70, 1,016,877.74 and 492,108.86 is: 678,760.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,247.70 : 1,016,877.74 = 492,108.86 : x
  2. Step 2: Convert to fraction form
    737,247.70/1,016,877.74 = 492,108.86/x
  3. Step 3: Cross multiply
    737,247.70x = 1,016,877.74 × 492,108.86
  4. Step 4: Simplify right side
    737,247.70x = 500,414,545,390.78
  5. Step 5: Solve for x
    x = 500,414,545,390.78/737,247.70
  6. Step 6: Final answer
    x = 678,760.40

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1.5x scale

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.