Finding the Fourth Proportional to 1,656,319.64, 2,285,707.35 and 931,170.58
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Solution
The fourth proportional to 1,656,319.64, 2,285,707.35 and 931,170.58 is: 1,285,007.67
Step by Step Solution
- Step 1: Write the proportion equation
1,656,319.64 : 2,285,707.35 = 931,170.58 : x - Step 2: Convert to fraction form
1,656,319.64/2,285,707.35 = 931,170.58/x - Step 3: Cross multiply
1,656,319.64x = 2,285,707.35 × 931,170.58 - Step 4: Simplify right side
1,656,319.64x = 2,128,383,438,809.76 - Step 5: Solve for x
x = 2,128,383,438,809.76/1,656,319.64 - Step 6: Final answer
x = 1,285,007.67
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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.