Finding the Fourth Proportional to 624,427.92, 936,536.40 and 175,045.68
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Solution
The fourth proportional to 624,427.92, 936,536.40 and 175,045.68 is: 262,538.95
Step by Step Solution
- Step 1: Write the proportion equation
624,427.92 : 936,536.40 = 175,045.68 : x - Step 2: Convert to fraction form
624,427.92/936,536.40 = 175,045.68/x - Step 3: Cross multiply
624,427.92x = 936,536.40 × 175,045.68 - Step 4: Simplify right side
624,427.92x = 163,936,650,982.75 - Step 5: Solve for x
x = 163,936,650,982.75/624,427.92 - Step 6: Final answer
x = 262,538.95
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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.