Finding the Fourth Proportional to 1,689,093.36, 2,330,994.18 and 953,988.66
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Solution
The fourth proportional to 1,689,093.36, 2,330,994.18 and 953,988.66 is: 1,316,529.96
Step by Step Solution
- Step 1: Write the proportion equation
1,689,093.36 : 2,330,994.18 = 953,988.66 : x - Step 2: Convert to fraction form
1,689,093.36/2,330,994.18 = 953,988.66/x - Step 3: Cross multiply
1,689,093.36x = 2,330,994.18 × 953,988.66 - Step 4: Simplify right side
1,689,093.36x = 2,223,742,014,246.00 - Step 5: Solve for x
x = 2,223,742,014,246.00/1,689,093.36 - Step 6: Final answer
x = 1,316,529.96
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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.