Home / 954,515.54-1,317,216.13-524,786.45

Finding the Fourth Proportional to 954,515.54, 1,317,216.13 and 524,786.45

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Solution

The fourth proportional to 954,515.54, 1,317,216.13 and 524,786.45 is: 724,196.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,515.54 : 1,317,216.13 = 524,786.45 : x
  2. Step 2: Convert to fraction form
    954,515.54/1,317,216.13 = 524,786.45/x
  3. Step 3: Cross multiply
    954,515.54x = 1,317,216.13 × 524,786.45
  4. Step 4: Simplify right side
    954,515.54x = 691,257,168,847.39
  5. Step 5: Solve for x
    x = 691,257,168,847.39/954,515.54
  6. Step 6: Final answer
    x = 724,196.87

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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.