Home / 858,576.24-1,184,986.44-496,013.76

Finding the Fourth Proportional to 858,576.24, 1,184,986.44 and 496,013.76

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Solution

The fourth proportional to 858,576.24, 1,184,986.44 and 496,013.76 is: 684,586.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,576.24 : 1,184,986.44 = 496,013.76 : x
  2. Step 2: Convert to fraction form
    858,576.24/1,184,986.44 = 496,013.76/x
  3. Step 3: Cross multiply
    858,576.24x = 1,184,986.44 × 496,013.76
  4. Step 4: Simplify right side
    858,576.24x = 587,769,579,653.41
  5. Step 5: Solve for x
    x = 587,769,579,653.41/858,576.24
  6. Step 6: Final answer
    x = 684,586.36

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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.