Finding the Fourth Proportional to 556,277.70, 834,416.55 and 556,277.70
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Solution
The fourth proportional to 556,277.70, 834,416.55 and 556,277.70 is: 834,416.55
Step by Step Solution
- Step 1: Write the proportion equation
556,277.70 : 834,416.55 = 556,277.70 : x - Step 2: Convert to fraction form
556,277.70/834,416.55 = 556,277.70/x - Step 3: Cross multiply
556,277.70x = 834,416.55 × 556,277.70 - Step 4: Simplify right side
556,277.70x = 464,167,319,275.94 - Step 5: Solve for x
x = 464,167,319,275.94/556,277.70 - Step 6: Final answer
x = 834,416.55
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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.