Finding the Fourth Proportional to 1,736,392.15, 2,605,200.58 and 538,615.99
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Solution
The fourth proportional to 1,736,392.15, 2,605,200.58 and 538,615.99 is: 808,113.93
Step by Step Solution
- Step 1: Write the proportion equation
1,736,392.15 : 2,605,200.58 = 538,615.99 : x - Step 2: Convert to fraction form
1,736,392.15/2,605,200.58 = 538,615.99/x - Step 3: Cross multiply
1,736,392.15x = 2,605,200.58 × 538,615.99 - Step 4: Simplify right side
1,736,392.15x = 1,403,202,676,519.27 - Step 5: Solve for x
x = 1,403,202,676,519.27/1,736,392.15 - Step 6: Final answer
x = 808,113.93
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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.