Finding the Fourth Proportional to 294,556.86, 406,473.99 and 167,215.74
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Solution
The fourth proportional to 294,556.86, 406,473.99 and 167,215.74 is: 230,749.50
Step by Step Solution
- Step 1: Write the proportion equation
294,556.86 : 406,473.99 = 167,215.74 : x - Step 2: Convert to fraction form
294,556.86/406,473.99 = 167,215.74/x - Step 3: Cross multiply
294,556.86x = 406,473.99 × 167,215.74 - Step 4: Simplify right side
294,556.86x = 67,968,849,028.60 - Step 5: Solve for x
x = 67,968,849,028.60/294,556.86 - Step 6: Final answer
x = 230,749.50
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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.