Finding the Fourth Proportional to 1,468,109.60, 2,026,071.60 and 823,734.08
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Solution
The fourth proportional to 1,468,109.60, 2,026,071.60 and 823,734.08 is: 1,136,798.11
Step by Step Solution
- Step 1: Write the proportion equation
1,468,109.60 : 2,026,071.60 = 823,734.08 : x - Step 2: Convert to fraction form
1,468,109.60/2,026,071.60 = 823,734.08/x - Step 3: Cross multiply
1,468,109.60x = 2,026,071.60 × 823,734.08 - Step 4: Simplify right side
1,468,109.60x = 1,668,944,225,440.13 - Step 5: Solve for x
x = 1,668,944,225,440.13/1,468,109.60 - Step 6: Final answer
x = 1,136,798.11
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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.