Home / 566,856.26-782,225.75-312,207.44

Finding the Fourth Proportional to 566,856.26, 782,225.75 and 312,207.44

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Solution

The fourth proportional to 566,856.26, 782,225.75 and 312,207.44 is: 430,826.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,856.26 : 782,225.75 = 312,207.44 : x
  2. Step 2: Convert to fraction form
    566,856.26/782,225.75 = 312,207.44/x
  3. Step 3: Cross multiply
    566,856.26x = 782,225.75 × 312,207.44
  4. Step 4: Simplify right side
    566,856.26x = 244,216,701,645.66
  5. Step 5: Solve for x
    x = 244,216,701,645.66/566,856.26
  6. Step 6: Final answer
    x = 430,826.51

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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.