Home / 926,519.67-1,278,610.21-533,835.61

Finding the Fourth Proportional to 926,519.67, 1,278,610.21 and 533,835.61

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Solution

The fourth proportional to 926,519.67, 1,278,610.21 and 533,835.61 is: 736,700.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,519.67 : 1,278,610.21 = 533,835.61 : x
  2. Step 2: Convert to fraction form
    926,519.67/1,278,610.21 = 533,835.61/x
  3. Step 3: Cross multiply
    926,519.67x = 1,278,610.21 × 533,835.61
  4. Step 4: Simplify right side
    926,519.67x = 682,567,661,407.58
  5. Step 5: Solve for x
    x = 682,567,661,407.58/926,519.67
  6. Step 6: Final answer
    x = 736,700.67

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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.