Home / 319,273.07-440,588.58-174,081.56

Finding the Fourth Proportional to 319,273.07, 440,588.58 and 174,081.56

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Solution

The fourth proportional to 319,273.07, 440,588.58 and 174,081.56 is: 240,228.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,273.07 : 440,588.58 = 174,081.56 : x
  2. Step 2: Convert to fraction form
    319,273.07/440,588.58 = 174,081.56/x
  3. Step 3: Cross multiply
    319,273.07x = 440,588.58 × 174,081.56
  4. Step 4: Simplify right side
    319,273.07x = 76,698,344,713.64
  5. Step 5: Solve for x
    x = 76,698,344,713.64/319,273.07
  6. Step 6: Final answer
    x = 240,228.04

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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.