Finding the Fourth Proportional to 803,106.68, 1,203,053.56 and 483,081.94
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Solution
The fourth proportional to 803,106.68, 1,203,053.56 and 483,081.94 is: 723,656.60
Step by Step Solution
- Step 1: Write the proportion equation
803,106.68 : 1,203,053.56 = 483,081.94 : x - Step 2: Convert to fraction form
803,106.68/1,203,053.56 = 483,081.94/x - Step 3: Cross multiply
803,106.68x = 1,203,053.56 × 483,081.94 - Step 4: Simplify right side
803,106.68x = 581,173,447,688.71 - Step 5: Solve for x
x = 581,173,447,688.71/803,106.68 - Step 6: Final answer
x = 723,656.60
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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.