Finding the Fourth Proportional to 367,598.80, 551,106.60 and 201,386.80
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Solution
The fourth proportional to 367,598.80, 551,106.60 and 201,386.80 is: 301,920.45
Step by Step Solution
- Step 1: Write the proportion equation
367,598.80 : 551,106.60 = 201,386.80 : x - Step 2: Convert to fraction form
367,598.80/551,106.60 = 201,386.80/x - Step 3: Cross multiply
367,598.80x = 551,106.60 × 201,386.80 - Step 4: Simplify right side
367,598.80x = 110,985,594,632.88 - Step 5: Solve for x
x = 110,985,594,632.88/367,598.80 - Step 6: Final answer
x = 301,920.45
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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.