Finding the Fourth Proportional to 617,237.70, 925,762.99 and 167,993.58
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Solution
The fourth proportional to 617,237.70, 925,762.99 and 167,993.58 is: 251,964.90
Step by Step Solution
- Step 1: Write the proportion equation
617,237.70 : 925,762.99 = 167,993.58 : x - Step 2: Convert to fraction form
617,237.70/925,762.99 = 167,993.58/x - Step 3: Cross multiply
617,237.70x = 925,762.99 × 167,993.58 - Step 4: Simplify right side
617,237.70x = 155,522,237,080.80 - Step 5: Solve for x
x = 155,522,237,080.80/617,237.70 - Step 6: Final answer
x = 251,964.90
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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.