Finding the Fourth Proportional to 270,289.44, 373,058.64 and 157,177.44
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Solution
The fourth proportional to 270,289.44, 373,058.64 and 157,177.44 is: 216,939.30
Step by Step Solution
- Step 1: Write the proportion equation
270,289.44 : 373,058.64 = 157,177.44 : x - Step 2: Convert to fraction form
270,289.44/373,058.64 = 157,177.44/x - Step 3: Cross multiply
270,289.44x = 373,058.64 × 157,177.44 - Step 4: Simplify right side
270,289.44x = 58,636,402,005.08 - Step 5: Solve for x
x = 58,636,402,005.08/270,289.44 - Step 6: Final answer
x = 216,939.30
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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.