Finding the Fourth Proportional to 368,048.78, 552,073.37 and 115,348.96
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Solution
The fourth proportional to 368,048.78, 552,073.37 and 115,348.96 is: 173,023.50
Step by Step Solution
- Step 1: Write the proportion equation
368,048.78 : 552,073.37 = 115,348.96 : x - Step 2: Convert to fraction form
368,048.78/552,073.37 = 115,348.96/x - Step 3: Cross multiply
368,048.78x = 552,073.37 × 115,348.96 - Step 4: Simplify right side
368,048.78x = 63,681,088,362.32 - Step 5: Solve for x
x = 63,681,088,362.32/368,048.78 - Step 6: Final answer
x = 173,023.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.