Home / 430,769.48-594,451.77-239,778.77

Finding the Fourth Proportional to 430,769.48, 594,451.77 and 239,778.77

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Solution

The fourth proportional to 430,769.48, 594,451.77 and 239,778.77 is: 330,889.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,769.48 : 594,451.77 = 239,778.77 : x
  2. Step 2: Convert to fraction form
    430,769.48/594,451.77 = 239,778.77/x
  3. Step 3: Cross multiply
    430,769.48x = 594,451.77 × 239,778.77
  4. Step 4: Simplify right side
    430,769.48x = 142,536,911,262.66
  5. Step 5: Solve for x
    x = 142,536,911,262.66/430,769.48
  6. Step 6: Final answer
    x = 330,889.07

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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.