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Finding the Fourth Proportional to 423,359.28, 584,289.72 and 244,511.28

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Solution

The fourth proportional to 423,359.28, 584,289.72 and 244,511.28 is: 337,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,359.28 : 584,289.72 = 244,511.28 : x
  2. Step 2: Convert to fraction form
    423,359.28/584,289.72 = 244,511.28/x
  3. Step 3: Cross multiply
    423,359.28x = 584,289.72 × 244,511.28
  4. Step 4: Simplify right side
    423,359.28x = 142,865,427,328.04
  5. Step 5: Solve for x
    x = 142,865,427,328.04/423,359.28
  6. Step 6: Final answer
    x = 337,456.70

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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.