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Finding the Fourth Proportional to 480,344.82, 662,910.17 and 265,480.26

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Solution

The fourth proportional to 480,344.82, 662,910.17 and 265,480.26 is: 366,381.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,344.82 : 662,910.17 = 265,480.26 : x
  2. Step 2: Convert to fraction form
    480,344.82/662,910.17 = 265,480.26/x
  3. Step 3: Cross multiply
    480,344.82x = 662,910.17 × 265,480.26
  4. Step 4: Simplify right side
    480,344.82x = 175,989,562,960.84
  5. Step 5: Solve for x
    x = 175,989,562,960.84/480,344.82
  6. Step 6: Final answer
    x = 366,381.72

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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.