Finding the Fourth Proportional to 442,902.80, 664,032.36 and 176,583.44
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Solution
The fourth proportional to 442,902.80, 664,032.36 and 176,583.44 is: 264,746.84
Step by Step Solution
- Step 1: Write the proportion equation
442,902.80 : 664,032.36 = 176,583.44 : x - Step 2: Convert to fraction form
442,902.80/664,032.36 = 176,583.44/x - Step 3: Cross multiply
442,902.80x = 664,032.36 × 176,583.44 - Step 4: Simplify right side
442,902.80x = 117,257,118,400.12 - Step 5: Solve for x
x = 117,257,118,400.12/442,902.80 - Step 6: Final answer
x = 264,746.84
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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.