Home / 928,571.37-1,393,250.72-507,355.17

Finding the Fourth Proportional to 928,571.37, 1,393,250.72 and 507,355.17

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Solution

The fourth proportional to 928,571.37, 1,393,250.72 and 507,355.17 is: 761,247.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,571.37 : 1,393,250.72 = 507,355.17 : x
  2. Step 2: Convert to fraction form
    928,571.37/1,393,250.72 = 507,355.17/x
  3. Step 3: Cross multiply
    928,571.37x = 1,393,250.72 × 507,355.17
  4. Step 4: Simplify right side
    928,571.37x = 706,872,953,361.45
  5. Step 5: Solve for x
    x = 706,872,953,361.45/928,571.37
  6. Step 6: Final answer
    x = 761,247.84

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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.