Home / 430,496.30-594,085.20-239,509.82

Finding the Fourth Proportional to 430,496.30, 594,085.20 and 239,509.82

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Solution

The fourth proportional to 430,496.30, 594,085.20 and 239,509.82 is: 330,523.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,496.30 : 594,085.20 = 239,509.82 : x
  2. Step 2: Convert to fraction form
    430,496.30/594,085.20 = 239,509.82/x
  3. Step 3: Cross multiply
    430,496.30x = 594,085.20 × 239,509.82
  4. Step 4: Simplify right side
    430,496.30x = 142,289,239,316.66
  5. Step 5: Solve for x
    x = 142,289,239,316.66/430,496.30
  6. Step 6: Final answer
    x = 330,523.72

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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.