Finding the Fourth Proportional to 541,285,107.30, 811,927,660.95 and 541,285,107.30
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Solution
The fourth proportional to 541,285,107.30, 811,927,660.95 and 541,285,107.30 is: 811,927,660.95
Step by Step Solution
- Step 1: Write the proportion equation
541,285,107.30 : 811,927,660.95 = 541,285,107.30 : x - Step 2: Convert to fraction form
541,285,107.30/811,927,660.95 = 541,285,107.30/x - Step 3: Cross multiply
541,285,107.30x = 811,927,660.95 × 541,285,107.30 - Step 4: Simplify right side
541,285,107.30x = 439,484,351,077,158,784 - Step 5: Solve for x
x = 439,484,351,077,158,784/541,285,107.30 - Step 6: Final answer
x = 811,927,660.95
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Double scale
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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.