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Finding the Fourth Proportional to 480,472.74, 662,994.81 and 265,583.59

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Solution

The fourth proportional to 480,472.74, 662,994.81 and 265,583.59 is: 366,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,472.74 : 662,994.81 = 265,583.59 : x
  2. Step 2: Convert to fraction form
    480,472.74/662,994.81 = 265,583.59/x
  3. Step 3: Cross multiply
    480,472.74x = 662,994.81 × 265,583.59
  4. Step 4: Simplify right side
    480,472.74x = 176,080,540,133.68
  5. Step 5: Solve for x
    x = 176,080,540,133.68/480,472.74
  6. Step 6: Final answer
    x = 366,473.53

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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.