Home / 1,012,536.67-1,518,806.47-413,497.83

Finding the Fourth Proportional to 1,012,536.67, 1,518,806.47 and 413,497.83

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Solution

The fourth proportional to 1,012,536.67, 1,518,806.47 and 413,497.83 is: 620,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,536.67 : 1,518,806.47 = 413,497.83 : x
  2. Step 2: Convert to fraction form
    1,012,536.67/1,518,806.47 = 413,497.83/x
  3. Step 3: Cross multiply
    1,012,536.67x = 1,518,806.47 × 413,497.83
  4. Step 4: Simplify right side
    1,012,536.67x = 628,023,171,940.93
  5. Step 5: Solve for x
    x = 628,023,171,940.93/1,012,536.67
  6. Step 6: Final answer
    x = 620,247.34

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1.5x scale

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.