Finding the Fourth Proportional to 736,551.96, 1,016,431.70 and 414,261.98
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Solution
The fourth proportional to 736,551.96, 1,016,431.70 and 414,261.98 is: 571,675.91
Step by Step Solution
- Step 1: Write the proportion equation
736,551.96 : 1,016,431.70 = 414,261.98 : x - Step 2: Convert to fraction form
736,551.96/1,016,431.70 = 414,261.98/x - Step 3: Cross multiply
736,551.96x = 1,016,431.70 × 414,261.98 - Step 4: Simplify right side
736,551.96x = 421,069,008,576.77 - Step 5: Solve for x
x = 421,069,008,576.77/736,551.96 - Step 6: Final answer
x = 571,675.91
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1.5x scale
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.