Home / 1,617,200.20-2,425,362.90-479,960.20

Finding the Fourth Proportional to 1,617,200.20, 2,425,362.90 and 479,960.20

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Solution

The fourth proportional to 1,617,200.20, 2,425,362.90 and 479,960.20 is: 719,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,200.20 : 2,425,362.90 = 479,960.20 : x
  2. Step 2: Convert to fraction form
    1,617,200.20/2,425,362.90 = 479,960.20/x
  3. Step 3: Cross multiply
    1,617,200.20x = 2,425,362.90 × 479,960.20
  4. Step 4: Simplify right side
    1,617,200.20x = 1,164,077,662,556.58
  5. Step 5: Solve for x
    x = 1,164,077,662,556.58/1,617,200.20
  6. Step 6: Final answer
    x = 719,810.49

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Double scale
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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.