Finding the Fourth Proportional to 869,033.56, 1,303,551.42 and 237,952.84
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Solution
The fourth proportional to 869,033.56, 1,303,551.42 and 237,952.84 is: 356,929.56
Step by Step Solution
- Step 1: Write the proportion equation
869,033.56 : 1,303,551.42 = 237,952.84 : x - Step 2: Convert to fraction form
869,033.56/1,303,551.42 = 237,952.84/x - Step 3: Cross multiply
869,033.56x = 1,303,551.42 × 237,952.84 - Step 4: Simplify right side
869,033.56x = 310,183,762,475.03 - Step 5: Solve for x
x = 310,183,762,475.03/869,033.56 - Step 6: Final answer
x = 356,929.56
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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.