Home / 277,984.86-383,619.69-164,814.90

Finding the Fourth Proportional to 277,984.86, 383,619.69 and 164,814.90

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Solution

The fourth proportional to 277,984.86, 383,619.69 and 164,814.90 is: 227,444.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,984.86 : 383,619.69 = 164,814.90 : x
  2. Step 2: Convert to fraction form
    277,984.86/383,619.69 = 164,814.90/x
  3. Step 3: Cross multiply
    277,984.86x = 383,619.69 × 164,814.90
  4. Step 4: Simplify right side
    277,984.86x = 63,226,240,845.38
  5. Step 5: Solve for x
    x = 63,226,240,845.38/277,984.86
  6. Step 6: Final answer
    x = 227,444.91

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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.