Home / 677,432.07-1,016,148.57-172,030.95

Finding the Fourth Proportional to 677,432.07, 1,016,148.57 and 172,030.95

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Solution

The fourth proportional to 677,432.07, 1,016,148.57 and 172,030.95 is: 258,046.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,432.07 : 1,016,148.57 = 172,030.95 : x
  2. Step 2: Convert to fraction form
    677,432.07/1,016,148.57 = 172,030.95/x
  3. Step 3: Cross multiply
    677,432.07x = 1,016,148.57 × 172,030.95
  4. Step 4: Simplify right side
    677,432.07x = 174,809,003,838.24
  5. Step 5: Solve for x
    x = 174,809,003,838.24/677,432.07
  6. Step 6: Final answer
    x = 258,046.54

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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.