Finding the Fourth Proportional to 1,472,153.93, 2,208,230.72 and 474,881.93
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Solution
The fourth proportional to 1,472,153.93, 2,208,230.72 and 474,881.93 is: 712,322.84
Step by Step Solution
- Step 1: Write the proportion equation
1,472,153.93 : 2,208,230.72 = 474,881.93 : x - Step 2: Convert to fraction form
1,472,153.93/2,208,230.72 = 474,881.93/x - Step 3: Cross multiply
1,472,153.93x = 2,208,230.72 × 474,881.93 - Step 4: Simplify right side
1,472,153.93x = 1,048,648,863,824.48 - Step 5: Solve for x
x = 1,048,648,863,824.48/1,472,153.93 - Step 6: Final answer
x = 712,322.84
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1.5x scale
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.