Home / 950,345.40-1,311,476.52-568,372.20

Finding the Fourth Proportional to 950,345.40, 1,311,476.52 and 568,372.20

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Solution

The fourth proportional to 950,345.40, 1,311,476.52 and 568,372.20 is: 784,353.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,345.40 : 1,311,476.52 = 568,372.20 : x
  2. Step 2: Convert to fraction form
    950,345.40/1,311,476.52 = 568,372.20/x
  3. Step 3: Cross multiply
    950,345.40x = 1,311,476.52 × 568,372.20
  4. Step 4: Simplify right side
    950,345.40x = 745,406,794,920.74
  5. Step 5: Solve for x
    x = 745,406,794,920.74/950,345.40
  6. Step 6: Final answer
    x = 784,353.56

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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.