Home / 631,534.44-947,288.34-205,069.80

Finding the Fourth Proportional to 631,534.44, 947,288.34 and 205,069.80

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Solution

The fourth proportional to 631,534.44, 947,288.34 and 205,069.80 is: 307,600.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,534.44 : 947,288.34 = 205,069.80 : x
  2. Step 2: Convert to fraction form
    631,534.44/947,288.34 = 205,069.80/x
  3. Step 3: Cross multiply
    631,534.44x = 947,288.34 × 205,069.80
  4. Step 4: Simplify right side
    631,534.44x = 194,260,230,426.13
  5. Step 5: Solve for x
    x = 194,260,230,426.13/631,534.44
  6. Step 6: Final answer
    x = 307,600.37

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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.