Home / 826,023.57-1,239,407.08-446,499.96

Finding the Fourth Proportional to 826,023.57, 1,239,407.08 and 446,499.96

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Solution

The fourth proportional to 826,023.57, 1,239,407.08 and 446,499.96 is: 669,950.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,023.57 : 1,239,407.08 = 446,499.96 : x
  2. Step 2: Convert to fraction form
    826,023.57/1,239,407.08 = 446,499.96/x
  3. Step 3: Cross multiply
    826,023.57x = 1,239,407.08 × 446,499.96
  4. Step 4: Simplify right side
    826,023.57x = 553,395,218,947.71
  5. Step 5: Solve for x
    x = 553,395,218,947.71/826,023.57
  6. Step 6: Final answer
    x = 669,950.88

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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.