Finding the Fourth Proportional to 717,455.36, 1,076,334.84 and 237,656
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Solution
The fourth proportional to 717,455.36, 1,076,334.84 and 237,656 is: 356,534.28
Step by Step Solution
- Step 1: Write the proportion equation
717,455.36 : 1,076,334.84 = 237,656 : x - Step 2: Convert to fraction form
717,455.36/1,076,334.84 = 237,656/x - Step 3: Cross multiply
717,455.36x = 1,076,334.84 × 237,656 - Step 4: Simplify right side
717,455.36x = 255,797,432,735.04 - Step 5: Solve for x
x = 255,797,432,735.04/717,455.36 - Step 6: Final answer
x = 356,534.28
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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.