Finding the Fourth Proportional to 4,403,125.60, 6,604,688.40 and 4,011,215.20
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Solution
The fourth proportional to 4,403,125.60, 6,604,688.40 and 4,011,215.20 is: 6,016,822.80
Step by Step Solution
- Step 1: Write the proportion equation
4,403,125.60 : 6,604,688.40 = 4,011,215.20 : x - Step 2: Convert to fraction form
4,403,125.60/6,604,688.40 = 4,011,215.20/x - Step 3: Cross multiply
4,403,125.60x = 6,604,688.40 × 4,011,215.20 - Step 4: Simplify right side
4,403,125.60x = 26,492,826,501,343.68 - Step 5: Solve for x
x = 26,492,826,501,343.68/4,403,125.60 - Step 6: Final answer
x = 6,016,822.80
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Similar ratio
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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.