Home / 507,850.16-761,553.78-192,085.63

Finding the Fourth Proportional to 507,850.16, 761,553.78 and 192,085.63

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Solution

The fourth proportional to 507,850.16, 761,553.78 and 192,085.63 is: 288,044.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,850.16 : 761,553.78 = 192,085.63 : x
  2. Step 2: Convert to fraction form
    507,850.16/761,553.78 = 192,085.63/x
  3. Step 3: Cross multiply
    507,850.16x = 761,553.78 × 192,085.63
  4. Step 4: Simplify right side
    507,850.16x = 146,283,539,872.72
  5. Step 5: Solve for x
    x = 146,283,539,872.72/507,850.16
  6. Step 6: Final answer
    x = 288,044.69

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1.5x scale

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.