Finding the Fourth Proportional to 964,542.42, 1,330,926.12 and 534,825.68
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Solution
The fourth proportional to 964,542.42, 1,330,926.12 and 534,825.68 is: 737,980.46
Step by Step Solution
- Step 1: Write the proportion equation
964,542.42 : 1,330,926.12 = 534,825.68 : x - Step 2: Convert to fraction form
964,542.42/1,330,926.12 = 534,825.68/x - Step 3: Cross multiply
964,542.42x = 1,330,926.12 × 534,825.68 - Step 4: Simplify right side
964,542.42x = 711,813,460,504.13 - Step 5: Solve for x
x = 711,813,460,504.13/964,542.42 - Step 6: Final answer
x = 737,980.46
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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.