Finding the Fourth Proportional to 369,994.08, 553,409.16 and 308,832.18
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Solution
The fourth proportional to 369,994.08, 553,409.16 and 308,832.18 is: 461,927.82
Step by Step Solution
- Step 1: Write the proportion equation
369,994.08 : 553,409.16 = 308,832.18 : x - Step 2: Convert to fraction form
369,994.08/553,409.16 = 308,832.18/x - Step 3: Cross multiply
369,994.08x = 553,409.16 × 308,832.18 - Step 4: Simplify right side
369,994.08x = 170,910,557,314.77 - Step 5: Solve for x
x = 170,910,557,314.77/369,994.08 - Step 6: Final answer
x = 461,927.82
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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.