Finding the Fourth Proportional to 827,409,254.60, 1,241,113,881.90 and 582,521,241.80
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Solution
The fourth proportional to 827,409,254.60, 1,241,113,881.90 and 582,521,241.80 is: 873,781,862.70
Step by Step Solution
- Step 1: Write the proportion equation
827,409,254.60 : 1,241,113,881.90 = 582,521,241.80 : x - Step 2: Convert to fraction form
827,409,254.60/1,241,113,881.90 = 582,521,241.80/x - Step 3: Cross multiply
827,409,254.60x = 1,241,113,881.90 × 582,521,241.80 - Step 4: Simplify right side
827,409,254.60x = 722,975,199,699,606,528 - Step 5: Solve for x
x = 722,975,199,699,606,528/827,409,254.60 - Step 6: Final answer
x = 873,781,862.70
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Double scale
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Similar ratio
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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.