Home / 430,449.48-594,011.38-239,458.76

Finding the Fourth Proportional to 430,449.48, 594,011.38 and 239,458.76

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Solution

The fourth proportional to 430,449.48, 594,011.38 and 239,458.76 is: 330,448.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,449.48 : 594,011.38 = 239,458.76 : x
  2. Step 2: Convert to fraction form
    430,449.48/594,011.38 = 239,458.76/x
  3. Step 3: Cross multiply
    430,449.48x = 594,011.38 × 239,458.76
  4. Step 4: Simplify right side
    430,449.48x = 142,241,228,480.69
  5. Step 5: Solve for x
    x = 142,241,228,480.69/430,449.48
  6. Step 6: Final answer
    x = 330,448.14

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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.