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Finding the Fourth Proportional to 554,107.20, 829,087.20 and 367,483.20

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Solution

The fourth proportional to 554,107.20, 829,087.20 and 367,483.20 is: 549,849.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,107.20 : 829,087.20 = 367,483.20 : x
  2. Step 2: Convert to fraction form
    554,107.20/829,087.20 = 367,483.20/x
  3. Step 3: Cross multiply
    554,107.20x = 829,087.20 × 367,483.20
  4. Step 4: Simplify right side
    554,107.20x = 304,675,617,335.04
  5. Step 5: Solve for x
    x = 304,675,617,335.04/554,107.20
  6. Step 6: Final answer
    x = 549,849.59

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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.