Home / 354,050.06-531,538.05-210,218.41

Finding the Fourth Proportional to 354,050.06, 531,538.05 and 210,218.41

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Solution

The fourth proportional to 354,050.06, 531,538.05 and 210,218.41 is: 315,602.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,050.06 : 531,538.05 = 210,218.41 : x
  2. Step 2: Convert to fraction form
    354,050.06/531,538.05 = 210,218.41/x
  3. Step 3: Cross multiply
    354,050.06x = 531,538.05 × 210,218.41
  4. Step 4: Simplify right side
    354,050.06x = 111,739,081,005.86
  5. Step 5: Solve for x
    x = 111,739,081,005.86/354,050.06
  6. Step 6: Final answer
    x = 315,602.50

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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.