Finding the Fourth Proportional to 594,984,307.80, 892,476,461.70 and 413,585,779.80
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Solution
The fourth proportional to 594,984,307.80, 892,476,461.70 and 413,585,779.80 is: 620,378,669.70
Step by Step Solution
- Step 1: Write the proportion equation
594,984,307.80 : 892,476,461.70 = 413,585,779.80 : x - Step 2: Convert to fraction form
594,984,307.80/892,476,461.70 = 413,585,779.80/x - Step 3: Cross multiply
594,984,307.80x = 892,476,461.70 × 413,585,779.80 - Step 4: Simplify right side
594,984,307.80x = 369,115,573,365,339,392 - Step 5: Solve for x
x = 369,115,573,365,339,392/594,984,307.80 - Step 6: Final answer
x = 620,378,669.70
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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.