Finding the Fourth Proportional to 716,261.24, 1,074,275.08 and 210,703.98
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Solution
The fourth proportional to 716,261.24, 1,074,275.08 and 210,703.98 is: 316,021.62
Step by Step Solution
- Step 1: Write the proportion equation
716,261.24 : 1,074,275.08 = 210,703.98 : x - Step 2: Convert to fraction form
716,261.24/1,074,275.08 = 210,703.98/x - Step 3: Cross multiply
716,261.24x = 1,074,275.08 × 210,703.98 - Step 4: Simplify right side
716,261.24x = 226,354,034,970.82 - Step 5: Solve for x
x = 226,354,034,970.82/716,261.24 - Step 6: Final answer
x = 316,021.62
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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.