Finding the Fourth Proportional to 1,674,722.62, 2,311,718.43 and 995,657.50
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Solution
The fourth proportional to 1,674,722.62, 2,311,718.43 and 995,657.50 is: 1,374,364.78
Step by Step Solution
- Step 1: Write the proportion equation
1,674,722.62 : 2,311,718.43 = 995,657.50 : x - Step 2: Convert to fraction form
1,674,722.62/2,311,718.43 = 995,657.50/x - Step 3: Cross multiply
1,674,722.62x = 2,311,718.43 × 995,657.50 - Step 4: Simplify right side
1,674,722.62x = 2,301,679,792,717.73 - Step 5: Solve for x
x = 2,301,679,792,717.73/1,674,722.62 - Step 6: Final answer
x = 1,374,364.78
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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.