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Finding the Fourth Proportional to 532,533.78, 798,334.11 and 200,343.06

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Solution

The fourth proportional to 532,533.78, 798,334.11 and 200,343.06 is: 300,339.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,533.78 : 798,334.11 = 200,343.06 : x
  2. Step 2: Convert to fraction form
    532,533.78/798,334.11 = 200,343.06/x
  3. Step 3: Cross multiply
    532,533.78x = 798,334.11 × 200,343.06
  4. Step 4: Simplify right side
    532,533.78x = 159,940,698,499.78
  5. Step 5: Solve for x
    x = 159,940,698,499.78/532,533.78
  6. Step 6: Final answer
    x = 300,339.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.