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Finding the Fourth Proportional to 654,903.24, 903,757.46 and 368,423.24

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Solution

The fourth proportional to 654,903.24, 903,757.46 and 368,423.24 is: 508,419.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,903.24 : 903,757.46 = 368,423.24 : x
  2. Step 2: Convert to fraction form
    654,903.24/903,757.46 = 368,423.24/x
  3. Step 3: Cross multiply
    654,903.24x = 903,757.46 × 368,423.24
  4. Step 4: Simplify right side
    654,903.24x = 332,965,251,587.37
  5. Step 5: Solve for x
    x = 332,965,251,587.37/654,903.24
  6. Step 6: Final answer
    x = 508,419.00

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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.