Finding the Fourth Proportional to 464,071.80, 696,107.70 and 345,973.80
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Solution
The fourth proportional to 464,071.80, 696,107.70 and 345,973.80 is: 518,960.70
Step by Step Solution
- Step 1: Write the proportion equation
464,071.80 : 696,107.70 = 345,973.80 : x - Step 2: Convert to fraction form
464,071.80/696,107.70 = 345,973.80/x - Step 3: Cross multiply
464,071.80x = 696,107.70 × 345,973.80 - Step 4: Simplify right side
464,071.80x = 240,835,026,178.26 - Step 5: Solve for x
x = 240,835,026,178.26/464,071.80 - Step 6: Final answer
x = 518,960.70
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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.