Home / 344,400.23-475,239.69-191,420.25

Finding the Fourth Proportional to 344,400.23, 475,239.69 and 191,420.25

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Solution

The fourth proportional to 344,400.23, 475,239.69 and 191,420.25 is: 264,141.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,400.23 : 475,239.69 = 191,420.25 : x
  2. Step 2: Convert to fraction form
    344,400.23/475,239.69 = 191,420.25/x
  3. Step 3: Cross multiply
    344,400.23x = 475,239.69 × 191,420.25
  4. Step 4: Simplify right side
    344,400.23x = 90,970,500,269.72
  5. Step 5: Solve for x
    x = 90,970,500,269.72/344,400.23
  6. Step 6: Final answer
    x = 264,141.81

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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.