Finding the Fourth Proportional to 713,207,117.10, 996,449,230.50 and 713,207,117.10
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Solution
The fourth proportional to 713,207,117.10, 996,449,230.50 and 713,207,117.10 is: 996,449,230.50
Step by Step Solution
- Step 1: Write the proportion equation
713,207,117.10 : 996,449,230.50 = 713,207,117.10 : x - Step 2: Convert to fraction form
713,207,117.10/996,449,230.50 = 713,207,117.10/x - Step 3: Cross multiply
713,207,117.10x = 996,449,230.50 × 713,207,117.10 - Step 4: Simplify right side
713,207,117.10x = 710,674,683,021,418,368 - Step 5: Solve for x
x = 710,674,683,021,418,368/713,207,117.10 - Step 6: Final answer
x = 996,449,230.50
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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.