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Finding the Fourth Proportional to 307,125.42, 460,753.71 and 107,452.32

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Solution

The fourth proportional to 307,125.42, 460,753.71 and 107,452.32 is: 161,201.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,125.42 : 460,753.71 = 107,452.32 : x
  2. Step 2: Convert to fraction form
    307,125.42/460,753.71 = 107,452.32/x
  3. Step 3: Cross multiply
    307,125.42x = 460,753.71 × 107,452.32
  4. Step 4: Simplify right side
    307,125.42x = 49,509,055,088.11
  5. Step 5: Solve for x
    x = 49,509,055,088.11/307,125.42
  6. Step 6: Final answer
    x = 161,201.42

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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.