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Finding the Fourth Proportional to 652,292.34, 978,772.50 and 297,260.70

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Solution

The fourth proportional to 652,292.34, 978,772.50 and 297,260.70 is: 446,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,292.34 : 978,772.50 = 297,260.70 : x
  2. Step 2: Convert to fraction form
    652,292.34/978,772.50 = 297,260.70/x
  3. Step 3: Cross multiply
    652,292.34x = 978,772.50 × 297,260.70
  4. Step 4: Simplify right side
    652,292.34x = 290,950,598,490.75
  5. Step 5: Solve for x
    x = 290,950,598,490.75/652,292.34
  6. Step 6: Final answer
    x = 446,043.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.