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Finding the Fourth Proportional to 637,057.70, 957,012.15 and 532,081.70

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Solution

The fourth proportional to 637,057.70, 957,012.15 and 532,081.70 is: 799,313.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,057.70 : 957,012.15 = 532,081.70 : x
  2. Step 2: Convert to fraction form
    637,057.70/957,012.15 = 532,081.70/x
  3. Step 3: Cross multiply
    637,057.70x = 957,012.15 × 532,081.70
  4. Step 4: Simplify right side
    637,057.70x = 509,208,651,692.66
  5. Step 5: Solve for x
    x = 509,208,651,692.66/637,057.70
  6. Step 6: Final answer
    x = 799,313.24

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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.