Home / 729,907.80-1,094,861.70-231,271.80

Finding the Fourth Proportional to 729,907.80, 1,094,861.70 and 231,271.80

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Solution

The fourth proportional to 729,907.80, 1,094,861.70 and 231,271.80 is: 346,907.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,907.80 : 1,094,861.70 = 231,271.80 : x
  2. Step 2: Convert to fraction form
    729,907.80/1,094,861.70 = 231,271.80/x
  3. Step 3: Cross multiply
    729,907.80x = 1,094,861.70 × 231,271.80
  4. Step 4: Simplify right side
    729,907.80x = 253,210,636,110.06
  5. Step 5: Solve for x
    x = 253,210,636,110.06/729,907.80
  6. Step 6: Final answer
    x = 346,907.70

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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.