Home / 738,071.70-1,107,107.55-264,695.55

Finding the Fourth Proportional to 738,071.70, 1,107,107.55 and 264,695.55

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Solution

The fourth proportional to 738,071.70, 1,107,107.55 and 264,695.55 is: 397,043.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,071.70 : 1,107,107.55 = 264,695.55 : x
  2. Step 2: Convert to fraction form
    738,071.70/1,107,107.55 = 264,695.55/x
  3. Step 3: Cross multiply
    738,071.70x = 1,107,107.55 × 264,695.55
  4. Step 4: Simplify right side
    738,071.70x = 293,046,441,856.40
  5. Step 5: Solve for x
    x = 293,046,441,856.40/738,071.70
  6. Step 6: Final answer
    x = 397,043.33

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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.