Finding the Fourth Proportional to 583,661.70, 875,492.55 and 465,563.70
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Solution
The fourth proportional to 583,661.70, 875,492.55 and 465,563.70 is: 698,345.55
Step by Step Solution
- Step 1: Write the proportion equation
583,661.70 : 875,492.55 = 465,563.70 : x - Step 2: Convert to fraction form
583,661.70/875,492.55 = 465,563.70/x - Step 3: Cross multiply
583,661.70x = 875,492.55 × 465,563.70 - Step 4: Simplify right side
583,661.70x = 407,597,550,900.44 - Step 5: Solve for x
x = 407,597,550,900.44/583,661.70 - Step 6: Final answer
x = 698,345.55
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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.