Finding the Fourth Proportional to 5,989,702.70, 8,267,258.58 and 3,412,903.16
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Solution
The fourth proportional to 5,989,702.70, 8,267,258.58 and 3,412,903.16 is: 4,710,643.31
Step by Step Solution
- Step 1: Write the proportion equation
5,989,702.70 : 8,267,258.58 = 3,412,903.16 : x - Step 2: Convert to fraction form
5,989,702.70/8,267,258.58 = 3,412,903.16/x - Step 3: Cross multiply
5,989,702.70x = 8,267,258.58 × 3,412,903.16 - Step 4: Simplify right side
5,989,702.70x = 28,215,352,932,219.11 - Step 5: Solve for x
x = 28,215,352,932,219.11/5,989,702.70 - Step 6: Final answer
x = 4,710,643.31
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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.