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Finding the Fourth Proportional to 480,504.59, 663,110.16 and 265,658.49

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Solution

The fourth proportional to 480,504.59, 663,110.16 and 265,658.49 is: 366,616.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,504.59 : 663,110.16 = 265,658.49 : x
  2. Step 2: Convert to fraction form
    480,504.59/663,110.16 = 265,658.49/x
  3. Step 3: Cross multiply
    480,504.59x = 663,110.16 × 265,658.49
  4. Step 4: Simplify right side
    480,504.59x = 176,160,843,809.26
  5. Step 5: Solve for x
    x = 176,160,843,809.26/480,504.59
  6. Step 6: Final answer
    x = 366,616.36

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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.