Home / 632,130.24-947,998.08-211,308.48

Finding the Fourth Proportional to 632,130.24, 947,998.08 and 211,308.48

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Solution

The fourth proportional to 632,130.24, 947,998.08 and 211,308.48 is: 316,896.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,130.24 : 947,998.08 = 211,308.48 : x
  2. Step 2: Convert to fraction form
    632,130.24/947,998.08 = 211,308.48/x
  3. Step 3: Cross multiply
    632,130.24x = 947,998.08 × 211,308.48
  4. Step 4: Simplify right side
    632,130.24x = 200,320,033,327.72
  5. Step 5: Solve for x
    x = 200,320,033,327.72/632,130.24
  6. Step 6: Final answer
    x = 316,896.77

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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.