Finding the Fourth Proportional to 1,927,470.83, 2,890,643.99 and 647,933.67
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Solution
The fourth proportional to 1,927,470.83, 2,890,643.99 and 647,933.67 is: 971,711.50
Step by Step Solution
- Step 1: Write the proportion equation
1,927,470.83 : 2,890,643.99 = 647,933.67 : x - Step 2: Convert to fraction form
1,927,470.83/2,890,643.99 = 647,933.67/x - Step 3: Cross multiply
1,927,470.83x = 2,890,643.99 × 647,933.67 - Step 4: Simplify right side
1,927,470.83x = 1,872,945,565,864.48 - Step 5: Solve for x
x = 1,872,945,565,864.48/1,927,470.83 - Step 6: Final answer
x = 971,711.50
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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.