Finding the Fourth Proportional to 360,247.95, 540,371.16 and 338,325.99
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Solution
The fourth proportional to 360,247.95, 540,371.16 and 338,325.99 is: 507,488.27
Step by Step Solution
- Step 1: Write the proportion equation
360,247.95 : 540,371.16 = 338,325.99 : x - Step 2: Convert to fraction form
360,247.95/540,371.16 = 338,325.99/x - Step 3: Cross multiply
360,247.95x = 540,371.16 × 338,325.99 - Step 4: Simplify right side
360,247.95x = 182,821,607,674.45 - Step 5: Solve for x
x = 182,821,607,674.45/360,247.95 - Step 6: Final answer
x = 507,488.27
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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.