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Finding the Fourth Proportional to 431,957.36, 596,219.72 and 250,727.68

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Solution

The fourth proportional to 431,957.36, 596,219.72 and 250,727.68 is: 346,073.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,957.36 : 596,219.72 = 250,727.68 : x
  2. Step 2: Convert to fraction form
    431,957.36/596,219.72 = 250,727.68/x
  3. Step 3: Cross multiply
    431,957.36x = 596,219.72 × 250,727.68
  4. Step 4: Simplify right side
    431,957.36x = 149,488,782,931.11
  5. Step 5: Solve for x
    x = 149,488,782,931.11/431,957.36
  6. Step 6: Final answer
    x = 346,073.01

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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.