Finding the Fourth Proportional to 704,722.99, 972,518.36 and 382,433.08
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Solution
The fourth proportional to 704,722.99, 972,518.36 and 382,433.08 is: 527,758.00
Step by Step Solution
- Step 1: Write the proportion equation
704,722.99 : 972,518.36 = 382,433.08 : x - Step 2: Convert to fraction form
704,722.99/972,518.36 = 382,433.08/x - Step 3: Cross multiply
704,722.99x = 972,518.36 × 382,433.08 - Step 4: Simplify right side
704,722.99x = 371,923,191,986.57 - Step 5: Solve for x
x = 371,923,191,986.57/704,722.99 - Step 6: Final answer
x = 527,758.00
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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.