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Finding the Fourth Proportional to 530,372.96, 795,480.40 and 175,388.84

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Solution

The fourth proportional to 530,372.96, 795,480.40 and 175,388.84 is: 263,057.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,372.96 : 795,480.40 = 175,388.84 : x
  2. Step 2: Convert to fraction form
    530,372.96/795,480.40 = 175,388.84/x
  3. Step 3: Cross multiply
    530,372.96x = 795,480.40 × 175,388.84
  4. Step 4: Simplify right side
    530,372.96x = 139,518,384,598.74
  5. Step 5: Solve for x
    x = 139,518,384,598.74/530,372.96
  6. Step 6: Final answer
    x = 263,057.12

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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.