Home / 739,106.19-1,108,658.48-178,140.69

Finding the Fourth Proportional to 739,106.19, 1,108,658.48 and 178,140.69

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Solution

The fourth proportional to 739,106.19, 1,108,658.48 and 178,140.69 is: 267,210.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,106.19 : 1,108,658.48 = 178,140.69 : x
  2. Step 2: Convert to fraction form
    739,106.19/1,108,658.48 = 178,140.69/x
  3. Step 3: Cross multiply
    739,106.19x = 1,108,658.48 × 178,140.69
  4. Step 4: Simplify right side
    739,106.19x = 197,497,185,710.85
  5. Step 5: Solve for x
    x = 197,497,185,710.85/739,106.19
  6. Step 6: Final answer
    x = 267,210.84

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1.5x scale

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.