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Finding the Fourth Proportional to 530,473.50, 795,732.12 and 156,496.50

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Solution

The fourth proportional to 530,473.50, 795,732.12 and 156,496.50 is: 234,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,473.50 : 795,732.12 = 156,496.50 : x
  2. Step 2: Convert to fraction form
    530,473.50/795,732.12 = 156,496.50/x
  3. Step 3: Cross multiply
    530,473.50x = 795,732.12 × 156,496.50
  4. Step 4: Simplify right side
    530,473.50x = 124,529,291,717.58
  5. Step 5: Solve for x
    x = 124,529,291,717.58/530,473.50
  6. Step 6: Final answer
    x = 234,751.20

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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.