Finding the Fourth Proportional to 942,027.98, 1,299,970.82 and 534,167.06
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Solution
The fourth proportional to 942,027.98, 1,299,970.82 and 534,167.06 is: 737,134.78
Step by Step Solution
- Step 1: Write the proportion equation
942,027.98 : 1,299,970.82 = 534,167.06 : x - Step 2: Convert to fraction form
942,027.98/1,299,970.82 = 534,167.06/x - Step 3: Cross multiply
942,027.98x = 1,299,970.82 × 534,167.06 - Step 4: Simplify right side
942,027.98x = 694,401,585,840.75 - Step 5: Solve for x
x = 694,401,585,840.75/942,027.98 - Step 6: Final answer
x = 737,134.78
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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.