Finding the Fourth Proportional to 461,758.74, 692,707.35 and 162,186.50
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Solution
The fourth proportional to 461,758.74, 692,707.35 and 162,186.50 is: 243,304.07
Step by Step Solution
- Step 1: Write the proportion equation
461,758.74 : 692,707.35 = 162,186.50 : x - Step 2: Convert to fraction form
461,758.74/692,707.35 = 162,186.50/x - Step 3: Cross multiply
461,758.74x = 692,707.35 × 162,186.50 - Step 4: Simplify right side
461,758.74x = 112,347,780,620.78 - Step 5: Solve for x
x = 112,347,780,620.78/461,758.74 - Step 6: Final answer
x = 243,304.07
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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.