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Finding the Fourth Proportional to 337,333.90, 506,140.73 and 147,696.40

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Solution

The fourth proportional to 337,333.90, 506,140.73 and 147,696.40 is: 221,605.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,333.90 : 506,140.73 = 147,696.40 : x
  2. Step 2: Convert to fraction form
    337,333.90/506,140.73 = 147,696.40/x
  3. Step 3: Cross multiply
    337,333.90x = 506,140.73 × 147,696.40
  4. Step 4: Simplify right side
    337,333.90x = 74,755,163,714.37
  5. Step 5: Solve for x
    x = 74,755,163,714.37/337,333.90
  6. Step 6: Final answer
    x = 221,605.84

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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.