Finding the Fourth Proportional to 884,250,901.80, 1,326,376,352.70 and 826,855,273.80
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Solution
The fourth proportional to 884,250,901.80, 1,326,376,352.70 and 826,855,273.80 is: 1,240,282,910.70
Step by Step Solution
- Step 1: Write the proportion equation
884,250,901.80 : 1,326,376,352.70 = 826,855,273.80 : x - Step 2: Convert to fraction form
884,250,901.80/1,326,376,352.70 = 826,855,273.80/x - Step 3: Cross multiply
884,250,901.80x = 1,326,376,352.70 × 826,855,273.80 - Step 4: Simplify right side
884,250,901.80x = 1,096,721,282,273,603,840 - Step 5: Solve for x
x = 1,096,721,282,273,603,840/884,250,901.80 - Step 6: Final answer
x = 1,240,282,910.70
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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.