Finding the Fourth Proportional to 4,754,669.10, 6,559,352.12 and 3,205,364.81
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Solution
The fourth proportional to 4,754,669.10, 6,559,352.12 and 3,205,364.81 is: 4,421,993.63
Step by Step Solution
- Step 1: Write the proportion equation
4,754,669.10 : 6,559,352.12 = 3,205,364.81 : x - Step 2: Convert to fraction form
4,754,669.10/6,559,352.12 = 3,205,364.81/x - Step 3: Cross multiply
4,754,669.10x = 6,559,352.12 × 3,205,364.81 - Step 4: Simplify right side
4,754,669.10x = 21,025,116,486,258.69 - Step 5: Solve for x
x = 21,025,116,486,258.69/4,754,669.10 - Step 6: Final answer
x = 4,421,993.63
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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.