Finding the Fourth Proportional to 732,301,871.80, 1,098,452,807.70 and 441,497,356.60
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Solution
The fourth proportional to 732,301,871.80, 1,098,452,807.70 and 441,497,356.60 is: 662,246,034.90
Step by Step Solution
- Step 1: Write the proportion equation
732,301,871.80 : 1,098,452,807.70 = 441,497,356.60 : x - Step 2: Convert to fraction form
732,301,871.80/1,098,452,807.70 = 441,497,356.60/x - Step 3: Cross multiply
732,301,871.80x = 1,098,452,807.70 × 441,497,356.60 - Step 4: Simplify right side
732,301,871.80x = 484,964,010,949,398,144 - Step 5: Solve for x
x = 484,964,010,949,398,144/732,301,871.80 - Step 6: Final answer
x = 662,246,034.90
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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.