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Finding the Fourth Proportional to 480,351.24, 662,884.83 and 265,491.32

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Solution

The fourth proportional to 480,351.24, 662,884.83 and 265,491.32 is: 366,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,351.24 : 662,884.83 = 265,491.32 : x
  2. Step 2: Convert to fraction form
    480,351.24/662,884.83 = 265,491.32/x
  3. Step 3: Cross multiply
    480,351.24x = 662,884.83 × 265,491.32
  4. Step 4: Simplify right side
    480,351.24x = 175,990,165,210.25
  5. Step 5: Solve for x
    x = 175,990,165,210.25/480,351.24
  6. Step 6: Final answer
    x = 366,378.08

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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.