Finding the Fourth Proportional to 346,961.44, 478,660.14 and 232,277.02
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Solution
The fourth proportional to 346,961.44, 478,660.14 and 232,277.02 is: 320,444.11
Step by Step Solution
- Step 1: Write the proportion equation
346,961.44 : 478,660.14 = 232,277.02 : x - Step 2: Convert to fraction form
346,961.44/478,660.14 = 232,277.02/x - Step 3: Cross multiply
346,961.44x = 478,660.14 × 232,277.02 - Step 4: Simplify right side
346,961.44x = 111,181,750,911.98 - Step 5: Solve for x
x = 111,181,750,911.98/346,961.44 - Step 6: Final answer
x = 320,444.11
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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.