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Finding the Fourth Proportional to 430,294.30, 593,797.69 and 239,303.59

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Solution

The fourth proportional to 430,294.30, 593,797.69 and 239,303.59 is: 330,234.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,294.30 : 593,797.69 = 239,303.59 : x
  2. Step 2: Convert to fraction form
    430,294.30/593,797.69 = 239,303.59/x
  3. Step 3: Cross multiply
    430,294.30x = 593,797.69 × 239,303.59
  4. Step 4: Simplify right side
    430,294.30x = 142,097,918,950.71
  5. Step 5: Solve for x
    x = 142,097,918,950.71/430,294.30
  6. Step 6: Final answer
    x = 330,234.26

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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.