Home / 383,233.24-528,878.20-213,467.32

Finding the Fourth Proportional to 383,233.24, 528,878.20 and 213,467.32

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Solution

The fourth proportional to 383,233.24, 528,878.20 and 213,467.32 is: 294,594.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,233.24 : 528,878.20 = 213,467.32 : x
  2. Step 2: Convert to fraction form
    383,233.24/528,878.20 = 213,467.32/x
  3. Step 3: Cross multiply
    383,233.24x = 528,878.20 × 213,467.32
  4. Step 4: Simplify right side
    383,233.24x = 112,898,211,960.42
  5. Step 5: Solve for x
    x = 112,898,211,960.42/383,233.24
  6. Step 6: Final answer
    x = 294,594.00

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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.