Home / 430,684.96-594,339.28-239,698.36

Finding the Fourth Proportional to 430,684.96, 594,339.28 and 239,698.36

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Solution

The fourth proportional to 430,684.96, 594,339.28 and 239,698.36 is: 330,780.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,684.96 : 594,339.28 = 239,698.36 : x
  2. Step 2: Convert to fraction form
    430,684.96/594,339.28 = 239,698.36/x
  3. Step 3: Cross multiply
    430,684.96x = 594,339.28 × 239,698.36
  4. Step 4: Simplify right side
    430,684.96x = 142,462,150,699.58
  5. Step 5: Solve for x
    x = 142,462,150,699.58/430,684.96
  6. Step 6: Final answer
    x = 330,780.42

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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.