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Finding the Fourth Proportional to 423,603.83, 632,358.35 and 362,979.56

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Solution

The fourth proportional to 423,603.83, 632,358.35 and 362,979.56 is: 541,858.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,603.83 : 632,358.35 = 362,979.56 : x
  2. Step 2: Convert to fraction form
    423,603.83/632,358.35 = 362,979.56/x
  3. Step 3: Cross multiply
    423,603.83x = 632,358.35 × 362,979.56
  4. Step 4: Simplify right side
    423,603.83x = 229,533,150,668.64
  5. Step 5: Solve for x
    x = 229,533,150,668.64/423,603.83
  6. Step 6: Final answer
    x = 541,858.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.