Finding the Fourth Proportional to 833,124.64, 1,148,851.99 and 712,664.68
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Solution
The fourth proportional to 833,124.64, 1,148,851.99 and 712,664.68 is: 982,741.59
Step by Step Solution
- Step 1: Write the proportion equation
833,124.64 : 1,148,851.99 = 712,664.68 : x - Step 2: Convert to fraction form
833,124.64/1,148,851.99 = 712,664.68/x - Step 3: Cross multiply
833,124.64x = 1,148,851.99 × 712,664.68 - Step 4: Simplify right side
833,124.64x = 818,746,235,820.71 - Step 5: Solve for x
x = 818,746,235,820.71/833,124.64 - Step 6: Final answer
x = 982,741.59
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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.