Finding the Fourth Proportional to 1,671,240.06, 2,306,320.74 and 982,940.81
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Solution
The fourth proportional to 1,671,240.06, 2,306,320.74 and 982,940.81 is: 1,356,463.87
Step by Step Solution
- Step 1: Write the proportion equation
1,671,240.06 : 2,306,320.74 = 982,940.81 : x - Step 2: Convert to fraction form
1,671,240.06/2,306,320.74 = 982,940.81/x - Step 3: Cross multiply
1,671,240.06x = 2,306,320.74 × 982,940.81 - Step 4: Simplify right side
1,671,240.06x = 2,266,976,764,763.80 - Step 5: Solve for x
x = 2,266,976,764,763.80/1,671,240.06 - Step 6: Final answer
x = 1,356,463.87
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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.