Finding the Fourth Proportional to 436,909.14, 654,313.95 and 249,352.02
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Solution
The fourth proportional to 436,909.14, 654,313.95 and 249,352.02 is: 373,428.91
Step by Step Solution
- Step 1: Write the proportion equation
436,909.14 : 654,313.95 = 249,352.02 : x - Step 2: Convert to fraction form
436,909.14/654,313.95 = 249,352.02/x - Step 3: Cross multiply
436,909.14x = 654,313.95 × 249,352.02 - Step 4: Simplify right side
436,909.14x = 163,154,505,146.68 - Step 5: Solve for x
x = 163,154,505,146.68/436,909.14 - Step 6: Final answer
x = 373,428.91
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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.