Finding the Fourth Proportional to 605,863.70, 908,795.55 and 605,863.70
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Solution
The fourth proportional to 605,863.70, 908,795.55 and 605,863.70 is: 908,795.55
Step by Step Solution
- Step 1: Write the proportion equation
605,863.70 : 908,795.55 = 605,863.70 : x - Step 2: Convert to fraction form
605,863.70/908,795.55 = 605,863.70/x - Step 3: Cross multiply
605,863.70x = 908,795.55 × 605,863.70 - Step 4: Simplify right side
605,863.70x = 550,606,234,466.54 - Step 5: Solve for x
x = 550,606,234,466.54/605,863.70 - Step 6: Final answer
x = 908,795.55
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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.