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Finding the Fourth Proportional to 530,521.75, 795,907.15 and 175,535.74

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Solution

The fourth proportional to 530,521.75, 795,907.15 and 175,535.74 is: 263,344.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,521.75 : 795,907.15 = 175,535.74 : x
  2. Step 2: Convert to fraction form
    530,521.75/795,907.15 = 175,535.74/x
  3. Step 3: Cross multiply
    530,521.75x = 795,907.15 × 175,535.74
  4. Step 4: Simplify right side
    530,521.75x = 139,710,151,102.59
  5. Step 5: Solve for x
    x = 139,710,151,102.59/530,521.75
  6. Step 6: Final answer
    x = 263,344.81

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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.