Home / 566,841.24-782,238.87-312,191.82

Finding the Fourth Proportional to 566,841.24, 782,238.87 and 312,191.82

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Solution

The fourth proportional to 566,841.24, 782,238.87 and 312,191.82 is: 430,823.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,841.24 : 782,238.87 = 312,191.82 : x
  2. Step 2: Convert to fraction form
    566,841.24/782,238.87 = 312,191.82/x
  3. Step 3: Cross multiply
    566,841.24x = 782,238.87 × 312,191.82
  4. Step 4: Simplify right side
    566,841.24x = 244,208,576,500.04
  5. Step 5: Solve for x
    x = 244,208,576,500.04/566,841.24
  6. Step 6: Final answer
    x = 430,823.59

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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.