Home / 439,007.16-658,495.80-186,124.86

Finding the Fourth Proportional to 439,007.16, 658,495.80 and 186,124.86

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Solution

The fourth proportional to 439,007.16, 658,495.80 and 186,124.86 is: 279,180.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,007.16 : 658,495.80 = 186,124.86 : x
  2. Step 2: Convert to fraction form
    439,007.16/658,495.80 = 186,124.86/x
  3. Step 3: Cross multiply
    439,007.16x = 658,495.80 × 186,124.86
  4. Step 4: Simplify right side
    439,007.16x = 122,562,438,585.59
  5. Step 5: Solve for x
    x = 122,562,438,585.59/439,007.16
  6. Step 6: Final answer
    x = 279,180.96

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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.