Finding the Fourth Proportional to 649,253.54, 973,929.26 and 193,808.79
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Solution
The fourth proportional to 649,253.54, 973,929.26 and 193,808.79 is: 290,727.80
Step by Step Solution
- Step 1: Write the proportion equation
649,253.54 : 973,929.26 = 193,808.79 : x - Step 2: Convert to fraction form
649,253.54/973,929.26 = 193,808.79/x - Step 3: Cross multiply
649,253.54x = 973,929.26 × 193,808.79 - Step 4: Simplify right side
649,253.54x = 188,756,051,426.20 - Step 5: Solve for x
x = 188,756,051,426.20/649,253.54 - Step 6: Final answer
x = 290,727.80
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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.