Finding the Fourth Proportional to 1,068,279.24, 1,473,989.61 and 632,480.19
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Solution
The fourth proportional to 1,068,279.24, 1,473,989.61 and 632,480.19 is: 872,683.09
Step by Step Solution
- Step 1: Write the proportion equation
1,068,279.24 : 1,473,989.61 = 632,480.19 : x - Step 2: Convert to fraction form
1,068,279.24/1,473,989.61 = 632,480.19/x - Step 3: Cross multiply
1,068,279.24x = 1,473,989.61 × 632,480.19 - Step 4: Simplify right side
1,068,279.24x = 932,269,228,590.83 - Step 5: Solve for x
x = 932,269,228,590.83/1,068,279.24 - Step 6: Final answer
x = 872,683.09
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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.