Finding the Fourth Proportional to 539,114.10, 808,671.15 and 444,635.70
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Solution
The fourth proportional to 539,114.10, 808,671.15 and 444,635.70 is: 666,953.55
Step by Step Solution
- Step 1: Write the proportion equation
539,114.10 : 808,671.15 = 444,635.70 : x - Step 2: Convert to fraction form
539,114.10/808,671.15 = 444,635.70/x - Step 3: Cross multiply
539,114.10x = 808,671.15 × 444,635.70 - Step 4: Simplify right side
539,114.10x = 359,564,062,850.06 - Step 5: Solve for x
x = 359,564,062,850.06/539,114.10 - Step 6: Final answer
x = 666,953.55
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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.