Home / 634,305.96-875,382.08-347,826.04

Finding the Fourth Proportional to 634,305.96, 875,382.08 and 347,826.04

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Solution

The fourth proportional to 634,305.96, 875,382.08 and 347,826.04 is: 480,021.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,305.96 : 875,382.08 = 347,826.04 : x
  2. Step 2: Convert to fraction form
    634,305.96/875,382.08 = 347,826.04/x
  3. Step 3: Cross multiply
    634,305.96x = 875,382.08 × 347,826.04
  4. Step 4: Simplify right side
    634,305.96x = 304,480,682,373.36
  5. Step 5: Solve for x
    x = 304,480,682,373.36/634,305.96
  6. Step 6: Final answer
    x = 480,021.79

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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.