Finding the Fourth Proportional to 532,041.08, 734,218.58 and 290,328.98
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Solution
The fourth proportional to 532,041.08, 734,218.58 and 290,328.98 is: 400,655.03
Step by Step Solution
- Step 1: Write the proportion equation
532,041.08 : 734,218.58 = 290,328.98 : x - Step 2: Convert to fraction form
532,041.08/734,218.58 = 290,328.98/x - Step 3: Cross multiply
532,041.08x = 734,218.58 × 290,328.98 - Step 4: Simplify right side
532,041.08x = 213,164,933,989.82 - Step 5: Solve for x
x = 213,164,933,989.82/532,041.08 - Step 6: Final answer
x = 400,655.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.