Finding the Fourth Proportional to 844,212.36, 1,165,004.18 and 457,019.08
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Solution
The fourth proportional to 844,212.36, 1,165,004.18 and 457,019.08 is: 630,681.52
Step by Step Solution
- Step 1: Write the proportion equation
844,212.36 : 1,165,004.18 = 457,019.08 : x - Step 2: Convert to fraction form
844,212.36/1,165,004.18 = 457,019.08/x - Step 3: Cross multiply
844,212.36x = 1,165,004.18 × 457,019.08 - Step 4: Simplify right side
844,212.36x = 532,429,138,539.75 - Step 5: Solve for x
x = 532,429,138,539.75/844,212.36 - Step 6: Final answer
x = 630,681.52
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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.