Home / 270,719.44-373,429.38-173,890.70

Finding the Fourth Proportional to 270,719.44, 373,429.38 and 173,890.70

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Solution

The fourth proportional to 270,719.44, 373,429.38 and 173,890.70 is: 239,864.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,719.44 : 373,429.38 = 173,890.70 : x
  2. Step 2: Convert to fraction form
    270,719.44/373,429.38 = 173,890.70/x
  3. Step 3: Cross multiply
    270,719.44x = 373,429.38 × 173,890.70
  4. Step 4: Simplify right side
    270,719.44x = 64,935,896,288.77
  5. Step 5: Solve for x
    x = 64,935,896,288.77/270,719.44
  6. Step 6: Final answer
    x = 239,864.18

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1.5x scale

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.