Finding the Fourth Proportional to 949,023.42, 1,423,535.11 and 416,549.05
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Solution
The fourth proportional to 949,023.42, 1,423,535.11 and 416,549.05 is: 624,823.57
Step by Step Solution
- Step 1: Write the proportion equation
949,023.42 : 1,423,535.11 = 416,549.05 : x - Step 2: Convert to fraction form
949,023.42/1,423,535.11 = 416,549.05/x - Step 3: Cross multiply
949,023.42x = 1,423,535.11 × 416,549.05 - Step 4: Simplify right side
949,023.42x = 592,972,197,712.15 - Step 5: Solve for x
x = 592,972,197,712.15/949,023.42 - Step 6: Final answer
x = 624,823.57
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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.