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Finding the Fourth Proportional to 507,033.10, 699,705.89 and 277,605.26

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Solution

The fourth proportional to 507,033.10, 699,705.89 and 277,605.26 is: 383,095.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,033.10 : 699,705.89 = 277,605.26 : x
  2. Step 2: Convert to fraction form
    507,033.10/699,705.89 = 277,605.26/x
  3. Step 3: Cross multiply
    507,033.10x = 699,705.89 × 277,605.26
  4. Step 4: Simplify right side
    507,033.10x = 194,242,032,712.47
  5. Step 5: Solve for x
    x = 194,242,032,712.47/507,033.10
  6. Step 6: Final answer
    x = 383,095.37

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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.