Finding the Fourth Proportional to 1,063,717.41, 1,587,279.62 and 949,077.12
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Solution
The fourth proportional to 1,063,717.41, 1,587,279.62 and 949,077.12 is: 1,416,213.33
Step by Step Solution
- Step 1: Write the proportion equation
1,063,717.41 : 1,587,279.62 = 949,077.12 : x - Step 2: Convert to fraction form
1,063,717.41/1,587,279.62 = 949,077.12/x - Step 3: Cross multiply
1,063,717.41x = 1,587,279.62 × 949,077.12 - Step 4: Simplify right side
1,063,717.41x = 1,506,450,772,756.99 - Step 5: Solve for x
x = 1,506,450,772,756.99/1,063,717.41 - Step 6: Final answer
x = 1,416,213.33
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.