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Finding the Fourth Proportional to 480,269.08, 662,714.94 and 265,396.34

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Solution

The fourth proportional to 480,269.08, 662,714.94 and 265,396.34 is: 366,215.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,269.08 : 662,714.94 = 265,396.34 : x
  2. Step 2: Convert to fraction form
    480,269.08/662,714.94 = 265,396.34/x
  3. Step 3: Cross multiply
    480,269.08x = 662,714.94 × 265,396.34
  4. Step 4: Simplify right side
    480,269.08x = 175,882,119,539.32
  5. Step 5: Solve for x
    x = 175,882,119,539.32/480,269.08
  6. Step 6: Final answer
    x = 366,215.79

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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.