Home / 825,107.79-1,237,410.07-570,576.76

Finding the Fourth Proportional to 825,107.79, 1,237,410.07 and 570,576.76

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Solution

The fourth proportional to 825,107.79, 1,237,410.07 and 570,576.76 is: 855,691.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,107.79 : 1,237,410.07 = 570,576.76 : x
  2. Step 2: Convert to fraction form
    825,107.79/1,237,410.07 = 570,576.76/x
  3. Step 3: Cross multiply
    825,107.79x = 1,237,410.07 × 570,576.76
  4. Step 4: Simplify right side
    825,107.79x = 706,037,424,012.01
  5. Step 5: Solve for x
    x = 706,037,424,012.01/825,107.79
  6. Step 6: Final answer
    x = 855,691.14

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Double scale
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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.