Finding the Fourth Proportional to 1,032,486.40, 1,548,613.44 and 358,443.52
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Solution
The fourth proportional to 1,032,486.40, 1,548,613.44 and 358,443.52 is: 537,624.95
Step by Step Solution
- Step 1: Write the proportion equation
1,032,486.40 : 1,548,613.44 = 358,443.52 : x - Step 2: Convert to fraction form
1,032,486.40/1,548,613.44 = 358,443.52/x - Step 3: Cross multiply
1,032,486.40x = 1,548,613.44 × 358,443.52 - Step 4: Simplify right side
1,032,486.40x = 555,090,452,552.91 - Step 5: Solve for x
x = 555,090,452,552.91/1,032,486.40 - Step 6: Final answer
x = 537,624.95
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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.