Finding the Fourth Proportional to 7,464,053.99, 10,300,725.92 and 4,201,080.06
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Solution
The fourth proportional to 7,464,053.99, 10,300,725.92 and 4,201,080.06 is: 5,797,677.02
Step by Step Solution
- Step 1: Write the proportion equation
7,464,053.99 : 10,300,725.92 = 4,201,080.06 : x - Step 2: Convert to fraction form
7,464,053.99/10,300,725.92 = 4,201,080.06/x - Step 3: Cross multiply
7,464,053.99x = 10,300,725.92 × 4,201,080.06 - Step 4: Simplify right side
7,464,053.99x = 43,274,174,268,472.42 - Step 5: Solve for x
x = 43,274,174,268,472.42/7,464,053.99 - Step 6: Final answer
x = 5,797,677.02
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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.