Home / 377,192.89-520,532.39-205,114.26

Finding the Fourth Proportional to 377,192.89, 520,532.39 and 205,114.26

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Solution

The fourth proportional to 377,192.89, 520,532.39 and 205,114.26 is: 283,061.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,192.89 : 520,532.39 = 205,114.26 : x
  2. Step 2: Convert to fraction form
    377,192.89/520,532.39 = 205,114.26/x
  3. Step 3: Cross multiply
    377,192.89x = 520,532.39 × 205,114.26
  4. Step 4: Simplify right side
    377,192.89x = 106,768,618,445.66
  5. Step 5: Solve for x
    x = 106,768,618,445.66/377,192.89
  6. Step 6: Final answer
    x = 283,061.06

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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.