Finding the Fourth Proportional to 1,688,900.09, 2,330,848.51 and 963,856.94
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Solution
The fourth proportional to 1,688,900.09, 2,330,848.51 and 963,856.94 is: 1,330,217.53
Step by Step Solution
- Step 1: Write the proportion equation
1,688,900.09 : 2,330,848.51 = 963,856.94 : x - Step 2: Convert to fraction form
1,688,900.09/2,330,848.51 = 963,856.94/x - Step 3: Cross multiply
1,688,900.09x = 2,330,848.51 × 963,856.94 - Step 4: Simplify right side
1,688,900.09x = 2,246,604,498,388.27 - Step 5: Solve for x
x = 2,246,604,498,388.27/1,688,900.09 - Step 6: Final answer
x = 1,330,217.53
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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.