Home / 925,453.12-1,277,118.12-517,555.60

Finding the Fourth Proportional to 925,453.12, 1,277,118.12 and 517,555.60

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Solution

The fourth proportional to 925,453.12, 1,277,118.12 and 517,555.60 is: 714,222.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,453.12 : 1,277,118.12 = 517,555.60 : x
  2. Step 2: Convert to fraction form
    925,453.12/1,277,118.12 = 517,555.60/x
  3. Step 3: Cross multiply
    925,453.12x = 1,277,118.12 × 517,555.60
  4. Step 4: Simplify right side
    925,453.12x = 660,979,634,867.47
  5. Step 5: Solve for x
    x = 660,979,634,867.47/925,453.12
  6. Step 6: Final answer
    x = 714,222.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.