Finding the Fourth Proportional to 741,048.08, 1,111,572.52 and 208,569.09
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Solution
The fourth proportional to 741,048.08, 1,111,572.52 and 208,569.09 is: 312,853.75
Step by Step Solution
- Step 1: Write the proportion equation
741,048.08 : 1,111,572.52 = 208,569.09 : x - Step 2: Convert to fraction form
741,048.08/1,111,572.52 = 208,569.09/x - Step 3: Cross multiply
741,048.08x = 1,111,572.52 × 208,569.09 - Step 4: Simplify right side
741,048.08x = 231,839,672,612.38 - Step 5: Solve for x
x = 231,839,672,612.38/741,048.08 - Step 6: Final answer
x = 312,853.75
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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.