Finding the Fourth Proportional to 1,693,854.63, 2,337,525.74 and 919,487.00
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Solution
The fourth proportional to 1,693,854.63, 2,337,525.74 and 919,487.00 is: 1,268,895.50
Step by Step Solution
- Step 1: Write the proportion equation
1,693,854.63 : 2,337,525.74 = 919,487.00 : x - Step 2: Convert to fraction form
1,693,854.63/2,337,525.74 = 919,487.00/x - Step 3: Cross multiply
1,693,854.63x = 2,337,525.74 × 919,487.00 - Step 4: Simplify right side
1,693,854.63x = 2,149,324,513,810.32 - Step 5: Solve for x
x = 2,149,324,513,810.32/1,693,854.63 - Step 6: Final answer
x = 1,268,895.50
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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.