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Finding the Fourth Proportional to 353,505.52, 530,341.34 and 116,848.22

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Solution

The fourth proportional to 353,505.52, 530,341.34 and 116,848.22 is: 175,299.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,505.52 : 530,341.34 = 116,848.22 : x
  2. Step 2: Convert to fraction form
    353,505.52/530,341.34 = 116,848.22/x
  3. Step 3: Cross multiply
    353,505.52x = 530,341.34 × 116,848.22
  4. Step 4: Simplify right side
    353,505.52x = 61,969,441,571.41
  5. Step 5: Solve for x
    x = 61,969,441,571.41/353,505.52
  6. Step 6: Final answer
    x = 175,299.78

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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.