Finding the Fourth Proportional to 984,189.02, 1,476,283.54 and 236,235.02
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Solution
The fourth proportional to 984,189.02, 1,476,283.54 and 236,235.02 is: 354,352.53
Step by Step Solution
- Step 1: Write the proportion equation
984,189.02 : 1,476,283.54 = 236,235.02 : x - Step 2: Convert to fraction form
984,189.02/1,476,283.54 = 236,235.02/x - Step 3: Cross multiply
984,189.02x = 1,476,283.54 × 236,235.02 - Step 4: Simplify right side
984,189.02x = 348,749,871,597.57 - Step 5: Solve for x
x = 348,749,871,597.57/984,189.02 - Step 6: Final answer
x = 354,352.53
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Double scale
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Similar ratio
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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.