Home / 938,644.95-1,295,322.21-530,826.86

Finding the Fourth Proportional to 938,644.95, 1,295,322.21 and 530,826.86

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Solution

The fourth proportional to 938,644.95, 1,295,322.21 and 530,826.86 is: 732,536.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,644.95 : 1,295,322.21 = 530,826.86 : x
  2. Step 2: Convert to fraction form
    938,644.95/1,295,322.21 = 530,826.86/x
  3. Step 3: Cross multiply
    938,644.95x = 1,295,322.21 × 530,826.86
  4. Step 4: Simplify right side
    938,644.95x = 687,591,821,422.56
  5. Step 5: Solve for x
    x = 687,591,821,422.56/938,644.95
  6. Step 6: Final answer
    x = 732,536.64

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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.