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Finding the Fourth Proportional to 441,507.66, 609,281.74 and 250,520.54

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Solution

The fourth proportional to 441,507.66, 609,281.74 and 250,520.54 is: 345,719.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,507.66 : 609,281.74 = 250,520.54 : x
  2. Step 2: Convert to fraction form
    441,507.66/609,281.74 = 250,520.54/x
  3. Step 3: Cross multiply
    441,507.66x = 609,281.74 × 250,520.54
  4. Step 4: Simplify right side
    441,507.66x = 152,637,590,516.94
  5. Step 5: Solve for x
    x = 152,637,590,516.94/441,507.66
  6. Step 6: Final answer
    x = 345,719.01

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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.