Home / 634,304.27-875,379.75-347,824.37

Finding the Fourth Proportional to 634,304.27, 875,379.75 and 347,824.37

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Solution

The fourth proportional to 634,304.27, 875,379.75 and 347,824.37 is: 480,019.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,304.27 : 875,379.75 = 347,824.37 : x
  2. Step 2: Convert to fraction form
    634,304.27/875,379.75 = 347,824.37/x
  3. Step 3: Cross multiply
    634,304.27x = 875,379.75 × 347,824.37
  4. Step 4: Simplify right side
    634,304.27x = 304,478,410,054.51
  5. Step 5: Solve for x
    x = 304,478,410,054.51/634,304.27
  6. Step 6: Final answer
    x = 480,019.49

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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.