Finding the Fourth Proportional to 697,611.06, 962,995.86 and 471,562.74
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Solution
The fourth proportional to 697,611.06, 962,995.86 and 471,562.74 is: 650,954.37
Step by Step Solution
- Step 1: Write the proportion equation
697,611.06 : 962,995.86 = 471,562.74 : x - Step 2: Convert to fraction form
697,611.06/962,995.86 = 471,562.74/x - Step 3: Cross multiply
697,611.06x = 962,995.86 × 471,562.74 - Step 4: Simplify right side
697,611.06x = 454,112,966,350.26 - Step 5: Solve for x
x = 454,112,966,350.26/697,611.06 - Step 6: Final answer
x = 650,954.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.