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Finding the Fourth Proportional to 430,497.30, 594,086.58 and 239,510.82

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Solution

The fourth proportional to 430,497.30, 594,086.58 and 239,510.82 is: 330,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,497.30 : 594,086.58 = 239,510.82 : x
  2. Step 2: Convert to fraction form
    430,497.30/594,086.58 = 239,510.82/x
  3. Step 3: Cross multiply
    430,497.30x = 594,086.58 × 239,510.82
  4. Step 4: Simplify right side
    430,497.30x = 142,290,163,926.80
  5. Step 5: Solve for x
    x = 142,290,163,926.80/430,497.30
  6. Step 6: Final answer
    x = 330,525.10

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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.