Home / 1,198,256.47-1,797,384.96-299,698.30

Finding the Fourth Proportional to 1,198,256.47, 1,797,384.96 and 299,698.30

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Solution

The fourth proportional to 1,198,256.47, 1,797,384.96 and 299,698.30 is: 449,547.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,256.47 : 1,797,384.96 = 299,698.30 : x
  2. Step 2: Convert to fraction form
    1,198,256.47/1,797,384.96 = 299,698.30/x
  3. Step 3: Cross multiply
    1,198,256.47x = 1,797,384.96 × 299,698.30
  4. Step 4: Simplify right side
    1,198,256.47x = 538,673,216,957.57
  5. Step 5: Solve for x
    x = 538,673,216,957.57/1,198,256.47
  6. Step 6: Final answer
    x = 449,547.51

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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.