Finding the Fourth Proportional to 513,177.99, 769,798.64 and 197,635.20
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Solution
The fourth proportional to 513,177.99, 769,798.64 and 197,635.20 is: 296,464.99
Step by Step Solution
- Step 1: Write the proportion equation
513,177.99 : 769,798.64 = 197,635.20 : x - Step 2: Convert to fraction form
513,177.99/769,798.64 = 197,635.20/x - Step 3: Cross multiply
513,177.99x = 769,798.64 × 197,635.20 - Step 4: Simplify right side
513,177.99x = 152,139,308,176.13 - Step 5: Solve for x
x = 152,139,308,176.13/513,177.99 - Step 6: Final answer
x = 296,464.99
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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.