Finding the Fourth Proportional to 372,566.16, 558,409.17 and 159,271.68
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Solution
The fourth proportional to 372,566.16, 558,409.17 and 159,271.68 is: 238,719.39
Step by Step Solution
- Step 1: Write the proportion equation
372,566.16 : 558,409.17 = 159,271.68 : x - Step 2: Convert to fraction form
372,566.16/558,409.17 = 159,271.68/x - Step 3: Cross multiply
372,566.16x = 558,409.17 × 159,271.68 - Step 4: Simplify right side
372,566.16x = 88,938,766,633.31 - Step 5: Solve for x
x = 88,938,766,633.31/372,566.16 - Step 6: Final answer
x = 238,719.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.