Finding the Fourth Proportional to 966,822.99, 1,450,384.89 and 292,743.79
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Solution
The fourth proportional to 966,822.99, 1,450,384.89 and 292,743.79 is: 439,161.22
Step by Step Solution
- Step 1: Write the proportion equation
966,822.99 : 1,450,384.89 = 292,743.79 : x - Step 2: Convert to fraction form
966,822.99/1,450,384.89 = 292,743.79/x - Step 3: Cross multiply
966,822.99x = 1,450,384.89 × 292,743.79 - Step 4: Simplify right side
966,822.99x = 424,591,164,933.58 - Step 5: Solve for x
x = 424,591,164,933.58/966,822.99 - Step 6: Final answer
x = 439,161.22
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1.5x scale
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.