Finding the Fourth Proportional to 1,763,881.11, 2,645,811.95 and 641,950.11
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Solution
The fourth proportional to 1,763,881.11, 2,645,811.95 and 641,950.11 is: 962,921.63
Step by Step Solution
- Step 1: Write the proportion equation
1,763,881.11 : 2,645,811.95 = 641,950.11 : x - Step 2: Convert to fraction form
1,763,881.11/2,645,811.95 = 641,950.11/x - Step 3: Cross multiply
1,763,881.11x = 2,645,811.95 × 641,950.11 - Step 4: Simplify right side
1,763,881.11x = 1,698,479,269,132.06 - Step 5: Solve for x
x = 1,698,479,269,132.06/1,763,881.11 - Step 6: Final answer
x = 962,921.63
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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.