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Finding the Fourth Proportional to 324,989.51, 487,694.75 and 175,333.10

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Solution

The fourth proportional to 324,989.51, 487,694.75 and 175,333.10 is: 263,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,989.51 : 487,694.75 = 175,333.10 : x
  2. Step 2: Convert to fraction form
    324,989.51/487,694.75 = 175,333.10/x
  3. Step 3: Cross multiply
    324,989.51x = 487,694.75 × 175,333.10
  4. Step 4: Simplify right side
    324,989.51x = 85,509,029,056.09
  5. Step 5: Solve for x
    x = 85,509,029,056.09/324,989.51
  6. Step 6: Final answer
    x = 263,113.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.