Finding the Fourth Proportional to 1,695,707.91, 2,340,076.37 and 931,810.68
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Solution
The fourth proportional to 1,695,707.91, 2,340,076.37 and 931,810.68 is: 1,285,898.44
Step by Step Solution
- Step 1: Write the proportion equation
1,695,707.91 : 2,340,076.37 = 931,810.68 : x - Step 2: Convert to fraction form
1,695,707.91/2,340,076.37 = 931,810.68/x - Step 3: Cross multiply
1,695,707.91x = 2,340,076.37 × 931,810.68 - Step 4: Simplify right side
1,695,707.91x = 2,180,508,153,581.63 - Step 5: Solve for x
x = 2,180,508,153,581.63/1,695,707.91 - Step 6: Final answer
x = 1,285,898.44
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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.