Finding the Fourth Proportional to 888,599.36, 1,226,263.39 and 480,700.19
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Solution
The fourth proportional to 888,599.36, 1,226,263.39 and 480,700.19 is: 663,364.25
Step by Step Solution
- Step 1: Write the proportion equation
888,599.36 : 1,226,263.39 = 480,700.19 : x - Step 2: Convert to fraction form
888,599.36/1,226,263.39 = 480,700.19/x - Step 3: Cross multiply
888,599.36x = 1,226,263.39 × 480,700.19 - Step 4: Simplify right side
888,599.36x = 589,465,044,563.04 - Step 5: Solve for x
x = 589,465,044,563.04/888,599.36 - Step 6: Final answer
x = 663,364.25
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.