Finding the Fourth Proportional to 575,565,576.30, 863,348,364.45 and 403,236,974.70
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Solution
The fourth proportional to 575,565,576.30, 863,348,364.45 and 403,236,974.70 is: 604,855,462.05
Step by Step Solution
- Step 1: Write the proportion equation
575,565,576.30 : 863,348,364.45 = 403,236,974.70 : x - Step 2: Convert to fraction form
575,565,576.30/863,348,364.45 = 403,236,974.70/x - Step 3: Cross multiply
575,565,576.30x = 863,348,364.45 × 403,236,974.70 - Step 4: Simplify right side
575,565,576.30x = 348,133,982,593,011,008 - Step 5: Solve for x
x = 348,133,982,593,011,008/575,565,576.30 - Step 6: Final answer
x = 604,855,462.05
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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.