Finding the Fourth Proportional to 5,064,750.08, 6,989,351.76 and 2,772,910.16
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Solution
The fourth proportional to 5,064,750.08, 6,989,351.76 and 2,772,910.16 is: 3,826,614.19
Step by Step Solution
- Step 1: Write the proportion equation
5,064,750.08 : 6,989,351.76 = 2,772,910.16 : x - Step 2: Convert to fraction form
5,064,750.08/6,989,351.76 = 2,772,910.16/x - Step 3: Cross multiply
5,064,750.08x = 6,989,351.76 × 2,772,910.16 - Step 4: Simplify right side
5,064,750.08x = 19,380,844,507,117.88 - Step 5: Solve for x
x = 19,380,844,507,117.88/5,064,750.08 - Step 6: Final answer
x = 3,826,614.19
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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.