Home / 910,801.20-1,367,076.60-462,028.80

Finding the Fourth Proportional to 910,801.20, 1,367,076.60 and 462,028.80

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Solution

The fourth proportional to 910,801.20, 1,367,076.60 and 462,028.80 is: 693,486.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,801.20 : 1,367,076.60 = 462,028.80 : x
  2. Step 2: Convert to fraction form
    910,801.20/1,367,076.60 = 462,028.80/x
  3. Step 3: Cross multiply
    910,801.20x = 1,367,076.60 × 462,028.80
  4. Step 4: Simplify right side
    910,801.20x = 631,628,761,006.08
  5. Step 5: Solve for x
    x = 631,628,761,006.08/910,801.20
  6. Step 6: Final answer
    x = 693,486.97

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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.