Finding the Fourth Proportional to 995,569.07, 1,493,350.77 and 247,615.07
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Solution
The fourth proportional to 995,569.07, 1,493,350.77 and 247,615.07 is: 371,421.90
Step by Step Solution
- Step 1: Write the proportion equation
995,569.07 : 1,493,350.77 = 247,615.07 : x - Step 2: Convert to fraction form
995,569.07/1,493,350.77 = 247,615.07/x - Step 3: Cross multiply
995,569.07x = 1,493,350.77 × 247,615.07 - Step 4: Simplify right side
995,569.07x = 369,776,155,448.10 - Step 5: Solve for x
x = 369,776,155,448.10/995,569.07 - Step 6: Final answer
x = 371,421.90
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1.5x scale
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.