Home / 367,923.60-507,736.56-214,970.76

Finding the Fourth Proportional to 367,923.60, 507,736.56 and 214,970.76

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Solution

The fourth proportional to 367,923.60, 507,736.56 and 214,970.76 is: 296,660.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,923.60 : 507,736.56 = 214,970.76 : x
  2. Step 2: Convert to fraction form
    367,923.60/507,736.56 = 214,970.76/x
  3. Step 3: Cross multiply
    367,923.60x = 507,736.56 × 214,970.76
  4. Step 4: Simplify right side
    367,923.60x = 109,148,514,182.99
  5. Step 5: Solve for x
    x = 109,148,514,182.99/367,923.60
  6. Step 6: Final answer
    x = 296,660.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.