Home / 938,604.99-1,295,300.40-530,767.86

Finding the Fourth Proportional to 938,604.99, 1,295,300.40 and 530,767.86

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Solution

The fourth proportional to 938,604.99, 1,295,300.40 and 530,767.86 is: 732,474.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,604.99 : 1,295,300.40 = 530,767.86 : x
  2. Step 2: Convert to fraction form
    938,604.99/1,295,300.40 = 530,767.86/x
  3. Step 3: Cross multiply
    938,604.99x = 1,295,300.40 × 530,767.86
  4. Step 4: Simplify right side
    938,604.99x = 687,503,814,517.39
  5. Step 5: Solve for x
    x = 687,503,814,517.39/938,604.99
  6. Step 6: Final answer
    x = 732,474.06

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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.