Finding the Fourth Proportional to 883,123.70, 1,324,858.35 and 377,683.70
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Solution
The fourth proportional to 883,123.70, 1,324,858.35 and 377,683.70 is: 566,599.45
Step by Step Solution
- Step 1: Write the proportion equation
883,123.70 : 1,324,858.35 = 377,683.70 : x - Step 2: Convert to fraction form
883,123.70/1,324,858.35 = 377,683.70/x - Step 3: Cross multiply
883,123.70x = 1,324,858.35 × 377,683.70 - Step 4: Simplify right side
883,123.70x = 500,377,403,603.90 - Step 5: Solve for x
x = 500,377,403,603.90/883,123.70 - Step 6: Final answer
x = 566,599.45
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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.