Home / 1,348,801.20-2,023,201.80-351,529.20

Finding the Fourth Proportional to 1,348,801.20, 2,023,201.80 and 351,529.20

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Solution

The fourth proportional to 1,348,801.20, 2,023,201.80 and 351,529.20 is: 527,293.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,801.20 : 2,023,201.80 = 351,529.20 : x
  2. Step 2: Convert to fraction form
    1,348,801.20/2,023,201.80 = 351,529.20/x
  3. Step 3: Cross multiply
    1,348,801.20x = 2,023,201.80 × 351,529.20
  4. Step 4: Simplify right side
    1,348,801.20x = 711,214,510,192.56
  5. Step 5: Solve for x
    x = 711,214,510,192.56/1,348,801.20
  6. Step 6: Final answer
    x = 527,293.80

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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.