Finding the Fourth Proportional to 374,202.88, 516,400.48 and 213,058.00
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Solution
The fourth proportional to 374,202.88, 516,400.48 and 213,058.00 is: 294,020.32
Step by Step Solution
- Step 1: Write the proportion equation
374,202.88 : 516,400.48 = 213,058.00 : x - Step 2: Convert to fraction form
374,202.88/516,400.48 = 213,058.00/x - Step 3: Cross multiply
374,202.88x = 516,400.48 × 213,058.00 - Step 4: Simplify right side
374,202.88x = 110,023,250,576.07 - Step 5: Solve for x
x = 110,023,250,576.07/374,202.88 - Step 6: Final answer
x = 294,020.32
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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.