Home / 872,732.98-1,309,247.10-446,453.92

Finding the Fourth Proportional to 872,732.98, 1,309,247.10 and 446,453.92

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Solution

The fourth proportional to 872,732.98, 1,309,247.10 and 446,453.92 is: 669,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,732.98 : 1,309,247.10 = 446,453.92 : x
  2. Step 2: Convert to fraction form
    872,732.98/1,309,247.10 = 446,453.92/x
  3. Step 3: Cross multiply
    872,732.98x = 1,309,247.10 × 446,453.92
  4. Step 4: Simplify right side
    872,732.98x = 584,518,500,043.63
  5. Step 5: Solve for x
    x = 584,518,500,043.63/872,732.98
  6. Step 6: Final answer
    x = 669,756.40

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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.