Home / 1,480,819.30-2,221,229.04-358,888.30

Finding the Fourth Proportional to 1,480,819.30, 2,221,229.04 and 358,888.30

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Solution

The fourth proportional to 1,480,819.30, 2,221,229.04 and 358,888.30 is: 538,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,819.30 : 2,221,229.04 = 358,888.30 : x
  2. Step 2: Convert to fraction form
    1,480,819.30/2,221,229.04 = 358,888.30/x
  3. Step 3: Cross multiply
    1,480,819.30x = 2,221,229.04 × 358,888.30
  4. Step 4: Simplify right side
    1,480,819.30x = 797,173,114,076.23
  5. Step 5: Solve for x
    x = 797,173,114,076.23/1,480,819.30
  6. Step 6: Final answer
    x = 538,332.47

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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.