Finding the Fourth Proportional to 982,023.40, 1,473,035.10 and 350,957.80
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Solution
The fourth proportional to 982,023.40, 1,473,035.10 and 350,957.80 is: 526,436.70
Step by Step Solution
- Step 1: Write the proportion equation
982,023.40 : 1,473,035.10 = 350,957.80 : x - Step 2: Convert to fraction form
982,023.40/1,473,035.10 = 350,957.80/x - Step 3: Cross multiply
982,023.40x = 1,473,035.10 × 350,957.80 - Step 4: Simplify right side
982,023.40x = 516,973,158,018.78 - Step 5: Solve for x
x = 516,973,158,018.78/982,023.40 - Step 6: Final answer
x = 526,436.70
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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.