Finding the Fourth Proportional to 534,515.81, 801,921.33 and 475,762.05
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Solution
The fourth proportional to 534,515.81, 801,921.33 and 475,762.05 is: 713,774.47
Step by Step Solution
- Step 1: Write the proportion equation
534,515.81 : 801,921.33 = 475,762.05 : x - Step 2: Convert to fraction form
534,515.81/801,921.33 = 475,762.05/x - Step 3: Cross multiply
534,515.81x = 801,921.33 × 475,762.05 - Step 4: Simplify right side
534,515.81x = 381,523,735,899.53 - Step 5: Solve for x
x = 381,523,735,899.53/534,515.81 - Step 6: Final answer
x = 713,774.47
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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.