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Finding the Fourth Proportional to 480,377.73, 662,909.70 and 262,576.62

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Solution

The fourth proportional to 480,377.73, 662,909.70 and 262,576.62 is: 362,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,377.73 : 662,909.70 = 262,576.62 : x
  2. Step 2: Convert to fraction form
    480,377.73/662,909.70 = 262,576.62/x
  3. Step 3: Cross multiply
    480,377.73x = 662,909.70 × 262,576.62
  4. Step 4: Simplify right side
    480,377.73x = 174,064,588,391.21
  5. Step 5: Solve for x
    x = 174,064,588,391.21/480,377.73
  6. Step 6: Final answer
    x = 362,349.41

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1.5x scale

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.