Finding the Fourth Proportional to 705,364.49, 973,806.49 and 464,347.70
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Solution
The fourth proportional to 705,364.49, 973,806.49 and 464,347.70 is: 641,065.45
Step by Step Solution
- Step 1: Write the proportion equation
705,364.49 : 973,806.49 = 464,347.70 : x - Step 2: Convert to fraction form
705,364.49/973,806.49 = 464,347.70/x - Step 3: Cross multiply
705,364.49x = 973,806.49 × 464,347.70 - Step 4: Simplify right side
705,364.49x = 452,184,803,876.57 - Step 5: Solve for x
x = 452,184,803,876.57/705,364.49 - Step 6: Final answer
x = 641,065.45
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1.5x scale
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.