Home / 634,326.08-875,395.23-347,856.44

Finding the Fourth Proportional to 634,326.08, 875,395.23 and 347,856.44

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Solution

The fourth proportional to 634,326.08, 875,395.23 and 347,856.44 is: 480,055.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,326.08 : 875,395.23 = 347,856.44 : x
  2. Step 2: Convert to fraction form
    634,326.08/875,395.23 = 347,856.44/x
  3. Step 3: Cross multiply
    634,326.08x = 875,395.23 × 347,856.44
  4. Step 4: Simplify right side
    634,326.08x = 304,511,868,300.78
  5. Step 5: Solve for x
    x = 304,511,868,300.78/634,326.08
  6. Step 6: Final answer
    x = 480,055.73

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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.