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Finding the Fourth Proportional to 480,333.89, 662,820.89 and 265,473.90

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Solution

The fourth proportional to 480,333.89, 662,820.89 and 265,473.90 is: 366,331.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,333.89 : 662,820.89 = 265,473.90 : x
  2. Step 2: Convert to fraction form
    480,333.89/662,820.89 = 265,473.90/x
  3. Step 3: Cross multiply
    480,333.89x = 662,820.89 × 265,473.90
  4. Step 4: Simplify right side
    480,333.89x = 175,961,645,342.40
  5. Step 5: Solve for x
    x = 175,961,645,342.40/480,333.89
  6. Step 6: Final answer
    x = 366,331.94

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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.