Finding the Fourth Proportional to 713,394.14, 1,070,201.93 and 240,042.58
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Solution
The fourth proportional to 713,394.14, 1,070,201.93 and 240,042.58 is: 360,101.12
Step by Step Solution
- Step 1: Write the proportion equation
713,394.14 : 1,070,201.93 = 240,042.58 : x - Step 2: Convert to fraction form
713,394.14/1,070,201.93 = 240,042.58/x - Step 3: Cross multiply
713,394.14x = 1,070,201.93 × 240,042.58 - Step 4: Simplify right side
713,394.14x = 256,894,028,522.46 - Step 5: Solve for x
x = 256,894,028,522.46/713,394.14 - Step 6: Final answer
x = 360,101.12
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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.