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Finding the Fourth Proportional to 480,336.51, 662,824.50 and 265,476.53

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Solution

The fourth proportional to 480,336.51, 662,824.50 and 265,476.53 is: 366,335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,336.51 : 662,824.50 = 265,476.53 : x
  2. Step 2: Convert to fraction form
    480,336.51/662,824.50 = 265,476.53/x
  3. Step 3: Cross multiply
    480,336.51x = 662,824.50 × 265,476.53
  4. Step 4: Simplify right side
    480,336.51x = 175,964,344,944.86
  5. Step 5: Solve for x
    x = 175,964,344,944.86/480,336.51
  6. Step 6: Final answer
    x = 366,335.56

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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.