Finding the Fourth Proportional to 959,421,596.44, 1,324,002,246.06 and 519,388,448.44
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Solution
The fourth proportional to 959,421,596.44, 1,324,002,246.06 and 519,388,448.44 is: 716,756,298.65
Step by Step Solution
- Step 1: Write the proportion equation
959,421,596.44 : 1,324,002,246.06 = 519,388,448.44 : x - Step 2: Convert to fraction form
959,421,596.44/1,324,002,246.06 = 519,388,448.44/x - Step 3: Cross multiply
959,421,596.44x = 1,324,002,246.06 × 519,388,448.44 - Step 4: Simplify right side
959,421,596.44x = 687,671,472,312,178,432 - Step 5: Solve for x
x = 687,671,472,312,178,432/959,421,596.44 - Step 6: Final answer
x = 716,756,298.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.