Finding the Fourth Proportional to 945,339.99, 1,304,679.47 and 537,502.94
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Solution
The fourth proportional to 945,339.99, 1,304,679.47 and 537,502.94 is: 741,816.76
Step by Step Solution
- Step 1: Write the proportion equation
945,339.99 : 1,304,679.47 = 537,502.94 : x - Step 2: Convert to fraction form
945,339.99/1,304,679.47 = 537,502.94/x - Step 3: Cross multiply
945,339.99x = 1,304,679.47 × 537,502.94 - Step 4: Simplify right side
945,339.99x = 701,269,050,882.64 - Step 5: Solve for x
x = 701,269,050,882.64/945,339.99 - Step 6: Final answer
x = 741,816.76
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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.