Finding the Fourth Proportional to 461,762.24, 692,712.60 and 162,190.02
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Solution
The fourth proportional to 461,762.24, 692,712.60 and 162,190.02 is: 243,309.35
Step by Step Solution
- Step 1: Write the proportion equation
461,762.24 : 692,712.60 = 162,190.02 : x - Step 2: Convert to fraction form
461,762.24/692,712.60 = 162,190.02/x - Step 3: Cross multiply
461,762.24x = 692,712.60 × 162,190.02 - Step 4: Simplify right side
461,762.24x = 112,351,070,448.25 - Step 5: Solve for x
x = 112,351,070,448.25/461,762.24 - Step 6: Final answer
x = 243,309.35
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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.