Finding the Fourth Proportional to 4,368,621.60, 6,548,266.80 and 1,671,904.80
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Solution
The fourth proportional to 4,368,621.60, 6,548,266.80 and 1,671,904.80 is: 2,506,071.64
Step by Step Solution
- Step 1: Write the proportion equation
4,368,621.60 : 6,548,266.80 = 1,671,904.80 : x - Step 2: Convert to fraction form
4,368,621.60/6,548,266.80 = 1,671,904.80/x - Step 3: Cross multiply
4,368,621.60x = 6,548,266.80 × 1,671,904.80 - Step 4: Simplify right side
4,368,621.60x = 10,948,078,694,600.64 - Step 5: Solve for x
x = 10,948,078,694,600.64/4,368,621.60 - Step 6: Final answer
x = 2,506,071.64
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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.