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Finding the Fourth Proportional to 440,588.52, 608,042.21 and 249,603.48

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Solution

The fourth proportional to 440,588.52, 608,042.21 and 249,603.48 is: 344,469.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,588.52 : 608,042.21 = 249,603.48 : x
  2. Step 2: Convert to fraction form
    440,588.52/608,042.21 = 249,603.48/x
  3. Step 3: Cross multiply
    440,588.52x = 608,042.21 × 249,603.48
  4. Step 4: Simplify right side
    440,588.52x = 151,769,450,354.87
  5. Step 5: Solve for x
    x = 151,769,450,354.87/440,588.52
  6. Step 6: Final answer
    x = 344,469.82

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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.