Home / 356,111.57-533,918.24-178,521.69

Finding the Fourth Proportional to 356,111.57, 533,918.24 and 178,521.69

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Solution

The fourth proportional to 356,111.57, 533,918.24 and 178,521.69 is: 267,657.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,111.57 : 533,918.24 = 178,521.69 : x
  2. Step 2: Convert to fraction form
    356,111.57/533,918.24 = 178,521.69/x
  3. Step 3: Cross multiply
    356,111.57x = 533,918.24 × 178,521.69
  4. Step 4: Simplify right side
    356,111.57x = 95,315,985,634.02
  5. Step 5: Solve for x
    x = 95,315,985,634.02/356,111.57
  6. Step 6: Final answer
    x = 267,657.65

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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.