Finding the Fourth Proportional to 1,756,203.12, 2,634,262.56 and 809,573.40
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Solution
The fourth proportional to 1,756,203.12, 2,634,262.56 and 809,573.40 is: 1,214,340.68
Step by Step Solution
- Step 1: Write the proportion equation
1,756,203.12 : 2,634,262.56 = 809,573.40 : x - Step 2: Convert to fraction form
1,756,203.12/2,634,262.56 = 809,573.40/x - Step 3: Cross multiply
1,756,203.12x = 2,634,262.56 × 809,573.40 - Step 4: Simplify right side
1,756,203.12x = 2,132,628,897,191.90 - Step 5: Solve for x
x = 2,132,628,897,191.90/1,756,203.12 - Step 6: Final answer
x = 1,214,340.68
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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.