Finding the Fourth Proportional to 475,432.23, 656,066.74 and 260,557.05
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Solution
The fourth proportional to 475,432.23, 656,066.74 and 260,557.05 is: 359,552.43
Step by Step Solution
- Step 1: Write the proportion equation
475,432.23 : 656,066.74 = 260,557.05 : x - Step 2: Convert to fraction form
475,432.23/656,066.74 = 260,557.05/x - Step 3: Cross multiply
475,432.23x = 656,066.74 × 260,557.05 - Step 4: Simplify right side
475,432.23x = 170,942,816,674.92 - Step 5: Solve for x
x = 170,942,816,674.92/475,432.23 - Step 6: Final answer
x = 359,552.43
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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.