Finding the Fourth Proportional to 946,582.08, 1,306,276.44 and 516,861.84
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Solution
The fourth proportional to 946,582.08, 1,306,276.44 and 516,861.84 is: 713,265.61
Step by Step Solution
- Step 1: Write the proportion equation
946,582.08 : 1,306,276.44 = 516,861.84 : x - Step 2: Convert to fraction form
946,582.08/1,306,276.44 = 516,861.84/x - Step 3: Cross multiply
946,582.08x = 1,306,276.44 × 516,861.84 - Step 4: Simplify right side
946,582.08x = 675,164,444,327.05 - Step 5: Solve for x
x = 675,164,444,327.05/946,582.08 - Step 6: Final answer
x = 713,265.61
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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.