Finding the Fourth Proportional to 1,628,671.61, 2,247,569.46 and 903,519.36
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Solution
The fourth proportional to 1,628,671.61, 2,247,569.46 and 903,519.36 is: 1,246,858.18
Step by Step Solution
- Step 1: Write the proportion equation
1,628,671.61 : 2,247,569.46 = 903,519.36 : x - Step 2: Convert to fraction form
1,628,671.61/2,247,569.46 = 903,519.36/x - Step 3: Cross multiply
1,628,671.61x = 2,247,569.46 × 903,519.36 - Step 4: Simplify right side
1,628,671.61x = 2,030,722,520,054.75 - Step 5: Solve for x
x = 2,030,722,520,054.75/1,628,671.61 - Step 6: Final answer
x = 1,246,858.18
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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.