Finding the Fourth Proportional to 565,009.99, 779,368.48 and 335,411.44
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Solution
The fourth proportional to 565,009.99, 779,368.48 and 335,411.44 is: 462,662.80
Step by Step Solution
- Step 1: Write the proportion equation
565,009.99 : 779,368.48 = 335,411.44 : x - Step 2: Convert to fraction form
565,009.99/779,368.48 = 335,411.44/x - Step 3: Cross multiply
565,009.99x = 779,368.48 × 335,411.44 - Step 4: Simplify right side
565,009.99x = 261,409,104,167.41 - Step 5: Solve for x
x = 261,409,104,167.41/565,009.99 - Step 6: Final answer
x = 462,662.80
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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.