Home / 603,905.63-833,400.29-331,984.98

Finding the Fourth Proportional to 603,905.63, 833,400.29 and 331,984.98

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Solution

The fourth proportional to 603,905.63, 833,400.29 and 331,984.98 is: 458,145.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,905.63 : 833,400.29 = 331,984.98 : x
  2. Step 2: Convert to fraction form
    603,905.63/833,400.29 = 331,984.98/x
  3. Step 3: Cross multiply
    603,905.63x = 833,400.29 × 331,984.98
  4. Step 4: Simplify right side
    603,905.63x = 276,676,379,437.61
  5. Step 5: Solve for x
    x = 276,676,379,437.61/603,905.63
  6. Step 6: Final answer
    x = 458,145.06

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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.