Home / 634,106.08-874,669.31-416,325.98

Finding the Fourth Proportional to 634,106.08, 874,669.31 and 416,325.98

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Solution

The fourth proportional to 634,106.08, 874,669.31 and 416,325.98 is: 574,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,106.08 : 874,669.31 = 416,325.98 : x
  2. Step 2: Convert to fraction form
    634,106.08/874,669.31 = 416,325.98/x
  3. Step 3: Cross multiply
    634,106.08x = 874,669.31 × 416,325.98
  4. Step 4: Simplify right side
    634,106.08x = 364,147,557,766.72
  5. Step 5: Solve for x
    x = 364,147,557,766.72/634,106.08
  6. Step 6: Final answer
    x = 574,269.15

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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.