Home / 738,180.20-1,107,270.30-264,913.40

Finding the Fourth Proportional to 738,180.20, 1,107,270.30 and 264,913.40

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Solution

The fourth proportional to 738,180.20, 1,107,270.30 and 264,913.40 is: 397,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,180.20 : 1,107,270.30 = 264,913.40 : x
  2. Step 2: Convert to fraction form
    738,180.20/1,107,270.30 = 264,913.40/x
  3. Step 3: Cross multiply
    738,180.20x = 1,107,270.30 × 264,913.40
  4. Step 4: Simplify right side
    738,180.20x = 293,330,739,892.02
  5. Step 5: Solve for x
    x = 293,330,739,892.02/738,180.20
  6. Step 6: Final answer
    x = 397,370.10

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Double scale
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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.