Finding the Fourth Proportional to 746,114,634.40, 1,119,171,951.60 and 590,246,269.60
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Solution
The fourth proportional to 746,114,634.40, 1,119,171,951.60 and 590,246,269.60 is: 885,369,404.40
Step by Step Solution
- Step 1: Write the proportion equation
746,114,634.40 : 1,119,171,951.60 = 590,246,269.60 : x - Step 2: Convert to fraction form
746,114,634.40/1,119,171,951.60 = 590,246,269.60/x - Step 3: Cross multiply
746,114,634.40x = 1,119,171,951.60 × 590,246,269.60 - Step 4: Simplify right side
746,114,634.40x = 660,587,069,472,851,712 - Step 5: Solve for x
x = 660,587,069,472,851,712/746,114,634.40 - Step 6: Final answer
x = 885,369,404.40
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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.