Finding the Fourth Proportional to 478,475.84, 717,584.08 and 241,955.84
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Solution
The fourth proportional to 478,475.84, 717,584.08 and 241,955.84 is: 362,868.18
Step by Step Solution
- Step 1: Write the proportion equation
478,475.84 : 717,584.08 = 241,955.84 : x - Step 2: Convert to fraction form
478,475.84/717,584.08 = 241,955.84/x - Step 3: Cross multiply
478,475.84x = 717,584.08 × 241,955.84 - Step 4: Simplify right side
478,475.84x = 173,623,658,847.03 - Step 5: Solve for x
x = 173,623,658,847.03/478,475.84 - Step 6: Final answer
x = 362,868.18
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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.