Finding the Fourth Proportional to 552,455.99, 762,397.13 and 326,101.49
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Solution
The fourth proportional to 552,455.99, 762,397.13 and 326,101.49 is: 450,024.70
Step by Step Solution
- Step 1: Write the proportion equation
552,455.99 : 762,397.13 = 326,101.49 : x - Step 2: Convert to fraction form
552,455.99/762,397.13 = 326,101.49/x - Step 3: Cross multiply
552,455.99x = 762,397.13 × 326,101.49 - Step 4: Simplify right side
552,455.99x = 248,618,837,067.99 - Step 5: Solve for x
x = 248,618,837,067.99/552,455.99 - Step 6: Final answer
x = 450,024.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.