Finding the Fourth Proportional to 1,119,558.84, 1,544,932.91 and 636,056.88
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Solution
The fourth proportional to 1,119,558.84, 1,544,932.91 and 636,056.88 is: 877,725.38
Step by Step Solution
- Step 1: Write the proportion equation
1,119,558.84 : 1,544,932.91 = 636,056.88 : x - Step 2: Convert to fraction form
1,119,558.84/1,544,932.91 = 636,056.88/x - Step 3: Cross multiply
1,119,558.84x = 1,544,932.91 × 636,056.88 - Step 4: Simplify right side
1,119,558.84x = 982,665,206,543.92 - Step 5: Solve for x
x = 982,665,206,543.92/1,119,558.84 - Step 6: Final answer
x = 877,725.38
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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.