Finding the Fourth Proportional to 475,683.75, 656,463.42 and 260,832.06
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Solution
The fourth proportional to 475,683.75, 656,463.42 and 260,832.06 is: 359,959.12
Step by Step Solution
- Step 1: Write the proportion equation
475,683.75 : 656,463.42 = 260,832.06 : x - Step 2: Convert to fraction form
475,683.75/656,463.42 = 260,832.06/x - Step 3: Cross multiply
475,683.75x = 656,463.42 × 260,832.06 - Step 4: Simplify right side
475,683.75x = 171,226,706,153.25 - Step 5: Solve for x
x = 171,226,706,153.25/475,683.75 - Step 6: Final answer
x = 359,959.12
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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.