Finding the Fourth Proportional to 5,220,473.04, 7,204,301.96 and 2,928,682.93
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Solution
The fourth proportional to 5,220,473.04, 7,204,301.96 and 2,928,682.93 is: 4,041,610.02
Step by Step Solution
- Step 1: Write the proportion equation
5,220,473.04 : 7,204,301.96 = 2,928,682.93 : x - Step 2: Convert to fraction form
5,220,473.04/7,204,301.96 = 2,928,682.93/x - Step 3: Cross multiply
5,220,473.04x = 7,204,301.96 × 2,928,682.93 - Step 4: Simplify right side
5,220,473.04x = 21,099,116,172,817.54 - Step 5: Solve for x
x = 21,099,116,172,817.54/5,220,473.04 - Step 6: Final answer
x = 4,041,610.02
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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.