Home / 430,315.38-593,857.17-239,332.50

Finding the Fourth Proportional to 430,315.38, 593,857.17 and 239,332.50

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Solution

The fourth proportional to 430,315.38, 593,857.17 and 239,332.50 is: 330,291.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,315.38 : 593,857.17 = 239,332.50 : x
  2. Step 2: Convert to fraction form
    430,315.38/593,857.17 = 239,332.50/x
  3. Step 3: Cross multiply
    430,315.38x = 593,857.17 × 239,332.50
  4. Step 4: Simplify right side
    430,315.38x = 142,129,321,139.03
  5. Step 5: Solve for x
    x = 142,129,321,139.03/430,315.38
  6. Step 6: Final answer
    x = 330,291.06

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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.