Home / 628,426.52-942,518.12-244,174.71

Finding the Fourth Proportional to 628,426.52, 942,518.12 and 244,174.71

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Solution

The fourth proportional to 628,426.52, 942,518.12 and 244,174.71 is: 366,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,426.52 : 942,518.12 = 244,174.71 : x
  2. Step 2: Convert to fraction form
    628,426.52/942,518.12 = 244,174.71/x
  3. Step 3: Cross multiply
    628,426.52x = 942,518.12 × 244,174.71
  4. Step 4: Simplify right side
    628,426.52x = 230,139,087,399.87
  5. Step 5: Solve for x
    x = 230,139,087,399.87/628,426.52
  6. Step 6: Final answer
    x = 366,214.80

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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.