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Finding the Fourth Proportional to 480,950.08, 663,308.40 and 360,374.56

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Solution

The fourth proportional to 480,950.08, 663,308.40 and 360,374.56 is: 497,015.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,950.08 : 663,308.40 = 360,374.56 : x
  2. Step 2: Convert to fraction form
    480,950.08/663,308.40 = 360,374.56/x
  3. Step 3: Cross multiply
    480,950.08x = 663,308.40 × 360,374.56
  4. Step 4: Simplify right side
    480,950.08x = 239,039,472,794.30
  5. Step 5: Solve for x
    x = 239,039,472,794.30/480,950.08
  6. Step 6: Final answer
    x = 497,015.14

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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.