Finding the Fourth Proportional to 7,490,537.68, 10,334,000.84 and 4,350,266.80
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Solution
The fourth proportional to 7,490,537.68, 10,334,000.84 and 4,350,266.80 is: 6,001,660.05
Step by Step Solution
- Step 1: Write the proportion equation
7,490,537.68 : 10,334,000.84 = 4,350,266.80 : x - Step 2: Convert to fraction form
7,490,537.68/10,334,000.84 = 4,350,266.80/x - Step 3: Cross multiply
7,490,537.68x = 10,334,000.84 × 4,350,266.80 - Step 4: Simplify right side
7,490,537.68x = 44,955,660,765,424.11 - Step 5: Solve for x
x = 44,955,660,765,424.11/7,490,537.68 - Step 6: Final answer
x = 6,001,660.05
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1.5x scale
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.