Finding the Fourth Proportional to 633,961,247.70, 885,731,761.50 and 633,961,247.70
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Solution
The fourth proportional to 633,961,247.70, 885,731,761.50 and 633,961,247.70 is: 885,731,761.50
Step by Step Solution
- Step 1: Write the proportion equation
633,961,247.70 : 885,731,761.50 = 633,961,247.70 : x - Step 2: Convert to fraction form
633,961,247.70/885,731,761.50 = 633,961,247.70/x - Step 3: Cross multiply
633,961,247.70x = 885,731,761.50 × 633,961,247.70 - Step 4: Simplify right side
633,961,247.70x = 561,519,612,648,058,880 - Step 5: Solve for x
x = 561,519,612,648,058,880/633,961,247.70 - Step 6: Final answer
x = 885,731,761.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.