Finding the Fourth Proportional to 1,888,528.40, 2,832,789.09 and 591,780.08
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Solution
The fourth proportional to 1,888,528.40, 2,832,789.09 and 591,780.08 is: 887,669.02
Step by Step Solution
- Step 1: Write the proportion equation
1,888,528.40 : 2,832,789.09 = 591,780.08 : x - Step 2: Convert to fraction form
1,888,528.40/2,832,789.09 = 591,780.08/x - Step 3: Cross multiply
1,888,528.40x = 2,832,789.09 × 591,780.08 - Step 4: Simplify right side
1,888,528.40x = 1,676,388,154,303.33 - Step 5: Solve for x
x = 1,676,388,154,303.33/1,888,528.40 - Step 6: Final answer
x = 887,669.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.