Finding the Fourth Proportional to 837,117.24, 1,255,648.05 and 363,803.06
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Solution
The fourth proportional to 837,117.24, 1,255,648.05 and 363,803.06 is: 545,692.50
Step by Step Solution
- Step 1: Write the proportion equation
837,117.24 : 1,255,648.05 = 363,803.06 : x - Step 2: Convert to fraction form
837,117.24/1,255,648.05 = 363,803.06/x - Step 3: Cross multiply
837,117.24x = 1,255,648.05 × 363,803.06 - Step 4: Simplify right side
837,117.24x = 456,808,602,873.03 - Step 5: Solve for x
x = 456,808,602,873.03/837,117.24 - Step 6: Final answer
x = 545,692.50
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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.