Home / 530,511.24-732,023.28-304,113

Finding the Fourth Proportional to 530,511.24, 732,023.28 and 304,113

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Solution

The fourth proportional to 530,511.24, 732,023.28 and 304,113 is: 419,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,511.24 : 732,023.28 = 304,113 : x
  2. Step 2: Convert to fraction form
    530,511.24/732,023.28 = 304,113/x
  3. Step 3: Cross multiply
    530,511.24x = 732,023.28 × 304,113
  4. Step 4: Simplify right side
    530,511.24x = 222,617,795,750.64
  5. Step 5: Solve for x
    x = 222,617,795,750.64/530,511.24
  6. Step 6: Final answer
    x = 419,628.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.