Finding the Fourth Proportional to 1,467,403.20, 2,201,104.80 and 906,753.60
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Solution
The fourth proportional to 1,467,403.20, 2,201,104.80 and 906,753.60 is: 1,360,130.40
Step by Step Solution
- Step 1: Write the proportion equation
1,467,403.20 : 2,201,104.80 = 906,753.60 : x - Step 2: Convert to fraction form
1,467,403.20/2,201,104.80 = 906,753.60/x - Step 3: Cross multiply
1,467,403.20x = 2,201,104.80 × 906,753.60 - Step 4: Simplify right side
1,467,403.20x = 1,995,859,701,377.28 - Step 5: Solve for x
x = 1,995,859,701,377.28/1,467,403.20 - Step 6: Final answer
x = 1,360,130.40
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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.