Finding the Fourth Proportional to 414,554.20, 618,598.08 and 369,873.80
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Solution
The fourth proportional to 414,554.20, 618,598.08 and 369,873.80 is: 551,925.95
Step by Step Solution
- Step 1: Write the proportion equation
414,554.20 : 618,598.08 = 369,873.80 : x - Step 2: Convert to fraction form
414,554.20/618,598.08 = 369,873.80/x - Step 3: Cross multiply
414,554.20x = 618,598.08 × 369,873.80 - Step 4: Simplify right side
414,554.20x = 228,803,222,522.30 - Step 5: Solve for x
x = 228,803,222,522.30/414,554.20 - Step 6: Final answer
x = 551,925.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.