Home / 734,150.40-1,013,107.20-432,364.80

Finding the Fourth Proportional to 734,150.40, 1,013,107.20 and 432,364.80

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Solution

The fourth proportional to 734,150.40, 1,013,107.20 and 432,364.80 is: 596,651.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,150.40 : 1,013,107.20 = 432,364.80 : x
  2. Step 2: Convert to fraction form
    734,150.40/1,013,107.20 = 432,364.80/x
  3. Step 3: Cross multiply
    734,150.40x = 1,013,107.20 × 432,364.80
  4. Step 4: Simplify right side
    734,150.40x = 438,031,891,906.56
  5. Step 5: Solve for x
    x = 438,031,891,906.56/734,150.40
  6. Step 6: Final answer
    x = 596,651.44

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Double scale
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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.