Home / 331,262.10-497,411.55-191,294.10

Finding the Fourth Proportional to 331,262.10, 497,411.55 and 191,294.10

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Solution

The fourth proportional to 331,262.10, 497,411.55 and 191,294.10 is: 287,240.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,262.10 : 497,411.55 = 191,294.10 : x
  2. Step 2: Convert to fraction form
    331,262.10/497,411.55 = 191,294.10/x
  3. Step 3: Cross multiply
    331,262.10x = 497,411.55 × 191,294.10
  4. Step 4: Simplify right side
    331,262.10x = 95,151,894,786.86
  5. Step 5: Solve for x
    x = 95,151,894,786.86/331,262.10
  6. Step 6: Final answer
    x = 287,240.51

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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.