Finding the Fourth Proportional to 583,244.31, 804,877.15 and 314,972.31
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Solution
The fourth proportional to 583,244.31, 804,877.15 and 314,972.31 is: 434,661.79
Step by Step Solution
- Step 1: Write the proportion equation
583,244.31 : 804,877.15 = 314,972.31 : x - Step 2: Convert to fraction form
583,244.31/804,877.15 = 314,972.31/x - Step 3: Cross multiply
583,244.31x = 804,877.15 × 314,972.31 - Step 4: Simplify right side
583,244.31x = 253,514,015,201.72 - Step 5: Solve for x
x = 253,514,015,201.72/583,244.31 - Step 6: Final answer
x = 434,661.79
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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.