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Finding the Fourth Proportional to 433,000.07, 597,530.74 and 239,400.33

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Solution

The fourth proportional to 433,000.07, 597,530.74 and 239,400.33 is: 330,367.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,000.07 : 597,530.74 = 239,400.33 : x
  2. Step 2: Convert to fraction form
    433,000.07/597,530.74 = 239,400.33/x
  3. Step 3: Cross multiply
    433,000.07x = 597,530.74 × 239,400.33
  4. Step 4: Simplify right side
    433,000.07x = 143,049,057,236.47
  5. Step 5: Solve for x
    x = 143,049,057,236.47/433,000.07
  6. Step 6: Final answer
    x = 330,367.29

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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.