Home / 634,588.09-951,885.37-213,867.61

Finding the Fourth Proportional to 634,588.09, 951,885.37 and 213,867.61

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Solution

The fourth proportional to 634,588.09, 951,885.37 and 213,867.61 is: 320,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,588.09 : 951,885.37 = 213,867.61 : x
  2. Step 2: Convert to fraction form
    634,588.09/951,885.37 = 213,867.61/x
  3. Step 3: Cross multiply
    634,588.09x = 951,885.37 × 213,867.61
  4. Step 4: Simplify right side
    634,588.09x = 203,577,444,316.44
  5. Step 5: Solve for x
    x = 203,577,444,316.44/634,588.09
  6. Step 6: Final answer
    x = 320,802.50

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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.