Finding the Fourth Proportional to 5,485,348.36, 7,562,746.74 and 4,259,574.28
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Solution
The fourth proportional to 5,485,348.36, 7,562,746.74 and 4,259,574.28 is: 5,872,750.35
Step by Step Solution
- Step 1: Write the proportion equation
5,485,348.36 : 7,562,746.74 = 4,259,574.28 : x - Step 2: Convert to fraction form
5,485,348.36/7,562,746.74 = 4,259,574.28/x - Step 3: Cross multiply
5,485,348.36x = 7,562,746.74 × 4,259,574.28 - Step 4: Simplify right side
5,485,348.36x = 32,214,081,499,857.85 - Step 5: Solve for x
x = 32,214,081,499,857.85/5,485,348.36 - Step 6: Final answer
x = 5,872,750.35
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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.