Home / 736,749.21-1,105,123.88-204,270.26

Finding the Fourth Proportional to 736,749.21, 1,105,123.88 and 204,270.26

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Solution

The fourth proportional to 736,749.21, 1,105,123.88 and 204,270.26 is: 306,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,749.21 : 1,105,123.88 = 204,270.26 : x
  2. Step 2: Convert to fraction form
    736,749.21/1,105,123.88 = 204,270.26/x
  3. Step 3: Cross multiply
    736,749.21x = 1,105,123.88 × 204,270.26
  4. Step 4: Simplify right side
    736,749.21x = 225,743,935,752.84
  5. Step 5: Solve for x
    x = 225,743,935,752.84/736,749.21
  6. Step 6: Final answer
    x = 306,405.40

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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.