Finding the Fourth Proportional to 534,048.64, 736,988.24 and 292,346.68
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Solution
The fourth proportional to 534,048.64, 736,988.24 and 292,346.68 is: 403,439.03
Step by Step Solution
- Step 1: Write the proportion equation
534,048.64 : 736,988.24 = 292,346.68 : x - Step 2: Convert to fraction form
534,048.64/736,988.24 = 292,346.68/x - Step 3: Cross multiply
534,048.64x = 736,988.24 × 292,346.68 - Step 4: Simplify right side
534,048.64x = 215,456,065,163.04 - Step 5: Solve for x
x = 215,456,065,163.04/534,048.64 - Step 6: Final answer
x = 403,439.03
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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.