Home / 1,033,142.60-1,549,932.60-313,425.20

Finding the Fourth Proportional to 1,033,142.60, 1,549,932.60 and 313,425.20

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Solution

The fourth proportional to 1,033,142.60, 1,549,932.60 and 313,425.20 is: 470,204.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,142.60 : 1,549,932.60 = 313,425.20 : x
  2. Step 2: Convert to fraction form
    1,033,142.60/1,549,932.60 = 313,425.20/x
  3. Step 3: Cross multiply
    1,033,142.60x = 1,549,932.60 × 313,425.20
  4. Step 4: Simplify right side
    1,033,142.60x = 485,787,935,141.52
  5. Step 5: Solve for x
    x = 485,787,935,141.52/1,033,142.60
  6. Step 6: Final answer
    x = 470,204.15

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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.