Finding the Fourth Proportional to 587,276.90, 880,915.35 and 583,129.70
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Solution
The fourth proportional to 587,276.90, 880,915.35 and 583,129.70 is: 874,694.55
Step by Step Solution
- Step 1: Write the proportion equation
587,276.90 : 880,915.35 = 583,129.70 : x - Step 2: Convert to fraction form
587,276.90/880,915.35 = 583,129.70/x - Step 3: Cross multiply
587,276.90x = 880,915.35 × 583,129.70 - Step 4: Simplify right side
587,276.90x = 513,687,903,770.90 - Step 5: Solve for x
x = 513,687,903,770.90/587,276.90 - Step 6: Final answer
x = 874,694.55
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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.