Finding the Fourth Proportional to 1,706,236.96, 2,354,623.10 and 971,155.36
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Solution
The fourth proportional to 1,706,236.96, 2,354,623.10 and 971,155.36 is: 1,340,203.55
Step by Step Solution
- Step 1: Write the proportion equation
1,706,236.96 : 2,354,623.10 = 971,155.36 : x - Step 2: Convert to fraction form
1,706,236.96/2,354,623.10 = 971,155.36/x - Step 3: Cross multiply
1,706,236.96x = 2,354,623.10 × 971,155.36 - Step 4: Simplify right side
1,706,236.96x = 2,286,704,830,098.02 - Step 5: Solve for x
x = 2,286,704,830,098.02/1,706,236.96 - Step 6: Final answer
x = 1,340,203.55
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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.