Finding the Fourth Proportional to 463,553.40, 695,330.10 and 358,447.80
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Solution
The fourth proportional to 463,553.40, 695,330.10 and 358,447.80 is: 537,671.70
Step by Step Solution
- Step 1: Write the proportion equation
463,553.40 : 695,330.10 = 358,447.80 : x - Step 2: Convert to fraction form
463,553.40/695,330.10 = 358,447.80/x - Step 3: Cross multiply
463,553.40x = 695,330.10 × 358,447.80 - Step 4: Simplify right side
463,553.40x = 249,239,544,618.78 - Step 5: Solve for x
x = 249,239,544,618.78/463,553.40 - Step 6: Final answer
x = 537,671.70
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Similar ratio
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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.