Home / 1,441,601.76-2,162,373.48-430,726.80

Finding the Fourth Proportional to 1,441,601.76, 2,162,373.48 and 430,726.80

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Solution

The fourth proportional to 1,441,601.76, 2,162,373.48 and 430,726.80 is: 646,081.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,601.76 : 2,162,373.48 = 430,726.80 : x
  2. Step 2: Convert to fraction form
    1,441,601.76/2,162,373.48 = 430,726.80/x
  3. Step 3: Cross multiply
    1,441,601.76x = 2,162,373.48 × 430,726.80
  4. Step 4: Simplify right side
    1,441,601.76x = 931,392,209,445.26
  5. Step 5: Solve for x
    x = 931,392,209,445.26/1,441,601.76
  6. Step 6: Final answer
    x = 646,081.49

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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.