Home / 775,886.70-1,070,563.17-453,534.44

Finding the Fourth Proportional to 775,886.70, 1,070,563.17 and 453,534.44

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Solution

The fourth proportional to 775,886.70, 1,070,563.17 and 453,534.44 is: 625,783.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,886.70 : 1,070,563.17 = 453,534.44 : x
  2. Step 2: Convert to fraction form
    775,886.70/1,070,563.17 = 453,534.44/x
  3. Step 3: Cross multiply
    775,886.70x = 1,070,563.17 × 453,534.44
  4. Step 4: Simplify right side
    775,886.70x = 485,537,262,437.76
  5. Step 5: Solve for x
    x = 485,537,262,437.76/775,886.70
  6. Step 6: Final answer
    x = 625,783.72

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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.