Finding the Fourth Proportional to 1,684,746.19, 2,527,119.25 and 405,353.69
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Solution
The fourth proportional to 1,684,746.19, 2,527,119.25 and 405,353.69 is: 608,030.53
Step by Step Solution
- Step 1: Write the proportion equation
1,684,746.19 : 2,527,119.25 = 405,353.69 : x - Step 2: Convert to fraction form
1,684,746.19/2,527,119.25 = 405,353.69/x - Step 3: Cross multiply
1,684,746.19x = 2,527,119.25 × 405,353.69 - Step 4: Simplify right side
1,684,746.19x = 1,024,377,113,057.53 - Step 5: Solve for x
x = 1,024,377,113,057.53/1,684,746.19 - Step 6: Final answer
x = 608,030.53
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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.