Finding the Fourth Proportional to 536,238.08, 740,017.47 and 294,542.99
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Solution
The fourth proportional to 536,238.08, 740,017.47 and 294,542.99 is: 406,474.23
Step by Step Solution
- Step 1: Write the proportion equation
536,238.08 : 740,017.47 = 294,542.99 : x - Step 2: Convert to fraction form
536,238.08/740,017.47 = 294,542.99/x - Step 3: Cross multiply
536,238.08x = 740,017.47 × 294,542.99 - Step 4: Simplify right side
536,238.08x = 217,966,958,266.04 - Step 5: Solve for x
x = 217,966,958,266.04/536,238.08 - Step 6: Final answer
x = 406,474.23
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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.