Finding the Fourth Proportional to 524,924.70, 724,396.26 and 307,175.23
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Solution
The fourth proportional to 524,924.70, 724,396.26 and 307,175.23 is: 423,901.92
Step by Step Solution
- Step 1: Write the proportion equation
524,924.70 : 724,396.26 = 307,175.23 : x - Step 2: Convert to fraction form
524,924.70/724,396.26 = 307,175.23/x - Step 3: Cross multiply
524,924.70x = 724,396.26 × 307,175.23 - Step 4: Simplify right side
524,924.70x = 222,516,587,776.64 - Step 5: Solve for x
x = 222,516,587,776.64/524,924.70 - Step 6: Final answer
x = 423,901.92
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1.5x scale
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.