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Finding the Fourth Proportional to 530,526.38, 795,836.94 and 151,440

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Solution

The fourth proportional to 530,526.38, 795,836.94 and 151,440 is: 227,173.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,526.38 : 795,836.94 = 151,440 : x
  2. Step 2: Convert to fraction form
    530,526.38/795,836.94 = 151,440/x
  3. Step 3: Cross multiply
    530,526.38x = 795,836.94 × 151,440
  4. Step 4: Simplify right side
    530,526.38x = 120,521,546,193.60
  5. Step 5: Solve for x
    x = 120,521,546,193.60/530,526.38
  6. Step 6: Final answer
    x = 227,173.52

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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.