Home / 904,661.21-1,353,600.06-538,583.80

Finding the Fourth Proportional to 904,661.21, 1,353,600.06 and 538,583.80

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Solution

The fourth proportional to 904,661.21, 1,353,600.06 and 538,583.80 is: 805,856.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,661.21 : 1,353,600.06 = 538,583.80 : x
  2. Step 2: Convert to fraction form
    904,661.21/1,353,600.06 = 538,583.80/x
  3. Step 3: Cross multiply
    904,661.21x = 1,353,600.06 × 538,583.80
  4. Step 4: Simplify right side
    904,661.21x = 729,027,064,158.87
  5. Step 5: Solve for x
    x = 729,027,064,158.87/904,661.21
  6. Step 6: Final answer
    x = 805,856.45

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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.